Consider examples c and d in model 2. How are the probabilities from example a and b used to calculate the probability of pulling one tile each from two bags
Answers
Probability of pulling one tile each from the two bags in example A and B are 2/5 and 3/5.
Considering example A, the bag has two red tiles and 3 blue tiles. Therefore, there are 5 tiles in total. Thus, probability of pulling a red tile is 2/5 and that of pulling a blue tile is 3/5. This can b illustrated from the following formula to find the probability:
Probability of finding a possibility= No. of a particular possibility/ Total number of possibilities
Example C and D will also have the same probabilities: 2/5 and 3/5 for red and blue tiles respectively. The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.
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Related Questions
What are the 3 types of point mutations and their effects?
Answers
The three types of point mutations are: addition, deletion and substitution. The effect of these mutations is that the gene sequence is altered that results in variation in gene expression.
Point mutations are the type of mutations where the change in the genetic sequence is due to alteration of a single nucleotide. This change can be the addition, deletion or substitution of the nucleotide. This can however change the entire sequence for the gene expression.
Gene expression is defined as the process by which the genetic information is converted into a functional form that can produce the results inside the body. These processes are transcription and translation.
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What features of mature forest species, such as oak trees, make them able to dominate and compete in the ecosystem
Answers
They require a long time to become exceptionally tall interminably. They give an overhang to conceal the others and give natural surroundings to many living with widely varied vegetation.
Notwithstanding trees, each progressive local area harbors numerous other living things, with the best variety populating the peak local area. Comparative biological zonings happen among marine widely varied vegetation, reliant upon such environmental variables as a base organization, accessibility of light, and level of saltiness.
Particular logging is a more environmentally maintainable practice than clear-cutting, which involves eliminating all trees simultaneously. The thought behind particular logging is to keep lopsided or all-matured timberland of trees fluctuating in age as well as in size and species also.
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simple sugars, like glucose, can be combined to make more complex larger sugar molecules like fructose and complex carbohydrates
true or false
Answers
Answer: true
Explanation:
1. Which organisms are primary producers in this food web? How do you know?
2. Which organisms are primary consumers in this food web? How do you know?
3. Which organisms are apex predators in this food web? How do you know?
4. Are there any omnivores in this food web? How do you know?
Answers
Answer:
corals is the primary producers.planktonsharkWhich anatomical feature would you expect to find in the fossil remains of a nocturnal species?
a. short fingers and toes
b. pointy teeth
c. long legs
d. large eye orbits
Answers
The anatomical feature would you expect to find in the fossil remains of a nocturnal species is large eye orbits.
What anatomical characteristics might you anticipate to see in the fossilized remains of a nocturnal species?Comparatively larger eyes and bony orbits are characteristics of nocturnal (active at night) species as opposed to diurnal species. The bony orbits of primate skulls exhibit significant structural variations in addition to size variations.
Nocturnals are animals that are active at night. These animals possess a unique trait called night vision that enables them to see in the dark! Animals use their night vision to locate food or elude predators. A few nocturnal animals also have keen hearing or smell senses.
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Which of the following statements is true?
a) The world's population is equally distributed.
b) Over 90% of population growth occurs in rural areas.
c) Almost one-third of the world's population has limited access to clean water.
d) The most populous countries are the United States and China.
20 points
Answers
Over 90% of population growth occurs in rural areas.
What is Population?
The term "population" refers to all citizens who are either permanently residing in a country or who are just passing through. This indicator reveals how many people typically reside in a certain area.
Growth rates are the population changes that occur each year as a result of births, deaths, and net migration.
The total population also includes national military forces deployed overseas, merchant mariners at sea, diplomatic staff based abroad, civilian foreign nationals residing in the nation, and internally displaced people residing in the nation.
Therefore, Over 90% of population growth occurs in rural areas.
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What is the summary of Mendel's principles?
Answers
Gregor Mendel discovered the basic laws of heredity through the study of peas. He concluded that genes come in pairs and are inherited as separate entities, one from each parent. Mendel traced the segregation of parental genes and their appearance in offspring as dominant or recessive traits.
Mendel's four postulates and laws of heredity are: (1) the principle of pair factor, (2) the principle of dominance, (3) the law of germline segregation or purity (Mendel's first law of inheritance) and (4) the law of independent selection (Mendel's second law of inheritance).
Mendel generalized the results of his pea experiment into his three principles that explain the genetic basis of diploid organisms. they are: the principle of segregation, the principle of dominance, and the principle of independent assortment.
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What is the chance in percentage (%) that the child being homozygous for the trait?
Answers
A homozygous recessive (AA) kid has a 25% chance of being unaffected, a heterozygous (Aa) carrier child has a 50% probability, and a homozygous homozygous (AA) child has a 25% chance.
A genetic disorder or characteristic can be transferred from parent to kid via autosomal dominant inheritance. The genetic disease can be brought on by one copy of a mutant (changed) gene from one parent. A mutant gene-carrying parent has a 50% chance of passing it on to their kids.
Four of the 16 potential gamete pairings from a SsYy x SsYy cross are viable. When the genes (also known as alleles) that regulate how a feature develops are paired in exactly the same ways, the trait is said to be homozygous. Being heterozygous for a trait means having several alleles for that trait. A homozygous characteristic will always show itself in the same way.
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How do musical embellishments help enhance a piece of music?
Answers
Musical embellishments are decorative or ornamental elements that are added to a musical piece to enhance its emotional expression or to make it more interesting or appealing. There are many different types of musical embellishments, including trills, turns, mordents, and vibrato, and they can be used to add variety and interest to a piece of music.
Embellishments can help to bring out the melody or theme of a piece of music, adding emphasis and expression to certain notes or phrases. They can also help to add a sense of movement or flow to the music, creating a sense of momentum or momentum. Additionally, embellishments can help to create a sense of drama or tension, particularly when used in a strategic or expressive way. Overall, embellishments can help to enrich the emotional content of a piece of music and make it more engaging and enjoyable for the listener.
How can a cell increase surface area without increasing the volume?
Answers
Cells can increase their surface area by folding the plasma membrane. Total cell surface area should increase when a cell divides into two daughter cells.
There are two illustration of membrane supply that support cell division:
(1) unfolding of small surface membrane reservoirs such as microvilli and folds, and (2) exocytosis of intracellular vesicles.
As the cell radius increases, the surface area increases as the radius squared, but the volume increases as the radius cubed (much faster).
Increasing the surface area of the cell increases the amount of material that diffuses into the cell. As volume and surface area increase, volume increases more rapidly, so for every doubling of cell volume, the surface area available for uptake is halved.
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4. What is the trait that will be expressed if it is present?
purebred
recessive
dominant
hybrid
Answers
Answer:
c
Explanation:
all dominant traits show hybrid and purebred are definetly not it
Categorize all the components involved in photosynthesis as either matter or energy!
Answers
Energy and matter are also produced during photosynthesis. Chemical energy in the form of glucose and matter in the form of oxygen gas is produced during photosynthesis.
The process by which plants convert carbon dioxide, water, and sunshine into oxygen and sugar-based energy is known as photosynthesis. The four stages of photosynthesis include light absorption, electron transfer, ATP production, and carbon fixation. The main purpose of photosynthesis is to transform solar energy into chemical energy, which is then stored for later use. This mechanism primarily provides energy to the planet's life systems. By the norms of human engineering, it is not particularly effective, but it gets the job done.
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When leaves change colors in the fall which colors of light is reflected and not absorbed?
Answers
pigments that give leaves their red, purple, and blue colors, are produced by the plant in response to certain environmental stressors such as drought, high sunlight, and low temperatures.
When leaves change colors in the fall, the levels of chlorophyll, the pigment that gives leaves their green color, decrease and the chlorophyll breaks down. This causes the green color of leaves to fade, revealing other pigments that have been present in the leaf all along. As the chlorophyll breaks down, other pigments become more visible, reflecting different colors of light. Carotenoids, which are pigments that give leaves their yellow and orange colors, are always present in leaves, but as the chlorophyll breaks down these pigments become more visible and reflected.
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The diagram below shows the ways cells can release energy from food depending on if
oxygen is available.
Using the diagram below, respond to the following:
**Reference that Photosynthesis Summary sheet we first saw in lesson #1 to help
you with this!!
1. Which step(s) takes place if oxygen is available?
2. Which step(s) take place if oxygen is not available?
3. Do we make more ATP when the process is aerobic or anaerobic?
4. Which specific step of aerobic cellular respiration makes the most ATP?
Answer using complete sentences.
Glycolysis
Overview of Cellular Respiration
C6H12O6 +6026CO₂ + 6H₂O + ATP
Oxygen present
Oxygen not present
Krebs cycle
Electron transport chain
Lactic acid fermentation
Alcohol fermentation
1
+10
Answers
When oxygen is available, the Krebs cycle will run, and in the absence of oxygen, fermentation will run, and the most ATP will form in the ETC, and the majority of the ATP is derived from aerobic respiration.
What is the role of aerobic respiration?The role of aerobic respiration is to produce most of the ATPs by using oxygen, and then, in the electron transport chain, the maximum amount of ATP is generated, whereas fermentation happens in less oxygenic conditions.
Hence, when oxygen is available, the Krebs cycle will run, and in the absence of oxygen, fermentation will run, and the most ATP will form in the ETC, and the majority of the ATP is derived from aerobic respiration.
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Notch is a receptor protein displayed on the surface of certain cells in developing fruit fly embryos. Notch’s ligand is a membrane-bound protein called Delta that is displayed on the surface of adjacent cells. When Notch is activated by its ligand, the intracellular tail of the Notch protein becomes separated from the rest of the protein. This allows the intracellular tail to move to the cell’s nucleus and alter the expression of specific genes.
Which of the following statements best explains Delta’s role in regulating cell communication through the Notch signaling pathway?
A. Delta transmits a chemical signal to all the cells of a developing embryo.
B. Delta allows the cells of a developing embryo to communicate without making direct contact.
C. Delta restricts cell communication to short distances within a developing embryo.
D. Delta determines which cells in a developing embryo express the gene that encodes the Notch protein.
Answers
If Delta is displayed on the surface of adjacent cells, and when Notch is activated by its ligand, the intracellular tail of the Notch protein becomes separated from the rest of the protein and allows the intracellular tail to move to the cell’s nucleus and alter the expression of specific genes, then C. Delta restricts cell communication to short distances within a developing embryo best explains Delta’s role in regulating cell communication through the Notch signaling pathway.
What is cell communication in a signaling pathway?The expression cell communication in a signaling pathway makes reference to the molecular cascade activated by the interaction of biomolecules synthesized by two or more cells
Therefore, with this data, we can see that cell communication in a signaling pathway depends on the biomolecules of the cells.
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Select the statements that describe brain injuries.Brain injuries only affect the brain.
Brain injuries can occur when the brain’s oxygen or glucose supply is interrupted.
Brain injuries can only be caused by physical trauma.
Brain injuries can be caused by infection or intoxication.
Answers
Option B, C. Brain injuries can be caused by both physical trauma and non-physical causes such as infection or intoxication.
Physical trauma to the head, such as a blow or a jolt, can cause a brain injury. Examples of traumatic brain injuries include concussions, contusions, and skull fractures. These injuries can result from falls, car accidents, sports injuries, or other types of accidents. In addition to physical trauma, brain injuries can also be caused by non-physical factors such as infection or intoxication. Infections such as meningitis and encephalitis can cause inflammation and swelling in the brain, leading to brain injury. Intoxication from alcohol or drugs can also cause brain injury by affecting the brain's ability to function properly. It's important to note that brain injuries can also be caused by a combination of physical trauma and non-physical factors. For example, a person who suffers a traumatic brain injury may also develop an infection or become intoxicated, which can further complicate their recovery.
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What is the end result of the Calvin cycle ?
Answers
At the conclusion of the calvin cycle, the ATP and NADPH molecules still contain the energy that was initially derived from light.
Adenosine triphosphate provides the energy that cells use and store. The nucleoside triphosphate structure of ATP is composed of the nitrogenous base ribose sugar, which also comprises an adenine base. ATP plays a crucial role in the entry and exit of macromolecules like proteins and lipids from the cell. Effective transportation mechanisms that are propelled by the energy generated during ATP hydrolysis move these particles through a concentration gradient.
As a result, the light-derived energy is still present in the ATP and NADPH molecules at the end of the calvin cycle.
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Reduction of fluid losses at the kidneys due to the retention of Na+ is the action of
A) antidiuretic hormone.
B) calcitonin.
C) aldosterone.
D) cortisone.
E) oxytocin.
Answers
Reduction of fluid losses at the kidneys due to the retention of Na+ is the action of a hormone called aldosterone. So option c is correct.
Aldosterone is a steroid hormone produced by the adrenal glands that plays a crucial role in regulating electrolyte balance in the body.Aldosterone works by stimulating the kidneys to reabsorb more sodium ions (Na+) and water, and to excrete more potassium ions (K+). This results in an increase in blood volume and blood pressure, as well as a decrease in urine output.
By retaining more sodium ions, aldosterone helps to maintain the body's fluid balance and prevent dehydration.Aldosterone secretion is regulated by the renin-angiotensin-aldosterone system (RAAS), which is a complex feedback mechanism that responds to changes in blood pressure and electrolyte levels. When blood pressure drops or when the body loses too much sodium, the kidneys secrete the enzyme renin, which converts angiotensinogen to angiotensin I. Angiotensin I is then converted to angiotensin II by the enzyme ACE, which stimulates the release of aldosterone.
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While both the endocrine and nervous systems are involved with communication, they differ in their mechanisms. What is one difference between hormones of the endocrine system and neurotransmitters of the nervous system
Answers
Answer:
Hormones are released by the glands in the endocrine system and are transmitted into the bloodstream..while neurotransmitters are released by the presynaptic terminal in the synapse and are transmitted across the synaptic cleft....
I hope this helps
Part A According to data presented in this chapter, which of the following statements is correct? Species are created independently of each other and do not change over time. The traits of populations become more perfect over time O Individuals -not populations -change when natural selection occurs. O When individuals change in response to challenges from the environment, their altered traits are not passed on to offspring. SubmitR Request Answer Provide Feedback
Answers
The correct statement is c)Populations - not individuals - change when natural selection occurs..So,correct option is c.
Natural Selection follows up on a life form's aggregate, or noticeable elements. Aggregate is many times to a great extent a result of genotype (the alleles, or quality forms, the living being conveys). At the point when an aggregate created by specific alleles helps organic entities make due and duplicate better compared to their friends, normal determination can build the recurrence of the supportive alleles starting with one age then onto the next - that is, it can cause microevolution.
Some important steps involved in evolution of natural selection
Natural Selection can cause microevolution (change in allele frequencies), with wellness expanding alleles turning out to be more normal in the populace.Wellness is a proportion of conceptive achievement (the number of posterity an organic entity leaves in the future, comparative with others in the gathering).Natural Selection can follow up not entirely settled by elective alleles of a solitary quality, or on polygenic (still up in the air by numerous qualities).Natural Selection not entirely settled by different qualities might appear as balancing out choice, directional determination, or troublesome choice.Hence,correct choice is c.
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(Complete question) is:
According to data presented in this chapter, which one of the following statements is correct?
a. When individuals change in response to challenges from the environment, their altered traits are passed on to offspring.
b. Species are created independently of each other and do not change over time.
c. Populations - not individuals - change when natural selection occurs.
d. The traits of populations become more perfect over time.
Scientists develop a good experimental design that contains both a(n) ____________ group in which the experimental variable is altered, and a control group in which the experimental variable is not altered.
Answers
Scientists develop a good experimental design that contains both a(n) experimental group in which the experimental variable is altered, and control group in which the experimental variable is not altered.
The scientific approach starts with the observation of natural occurrences or happenings. Inductive reasoning is used by scientists to incorporate separate information into a model probable explanation, or hypothesis.
The experimental group represents the effect of the variable in question. For example, to assess the efficacy of a new immunization, 50 volunteers are recruited and divided into two groups. One group will act as the control group, and the other as the experimental group.
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What claim can you make about whether any of the individuals in one population have arm lengths similar to the individuals in the other population?
Subject is UCSD vs Laguna Mt juncos
Answers
Due of the larger range in the blue population's largest tower's height than in the yellow population.
They don't have to worry about the planet providing for them because they have a stable climate, which allows them to have children virtually all year round, and human-provided resources. Your traits, which are features or characteristics that you inherit from your parents, are determined by the information carried by your genes (say: trates). In the human body, each cell has between 25,000 and 35,000 genes. A common garden experiment reveals that individuals in the UCSD population had shorter wings and tails than those in the adjacent mountains, and the physical variations are genetically based.
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What is the most important significance of meiosis?
Answers
Gametes, or sex cells, which are needed for sexual reproduction are created during meiosis. It deactivates the sporophytic information while activating the genetic information for the production of sex cells.
Meiosis is, meaning "lessening," as it is a division through reduction) In sexually reproducing animals, is a specific form of cell division of germ cells that results in the gametes, such as sperm or egg cells.
It comprises two rounds of division, producing four cells with just one copy of each chromosome as a final product (haploid). Furthermore, genetic material from the paternal and maternal copies of each chromosome is crossed over prior to division, resulting in novel combinations of coding on each chromosome.
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What is the genotype of individual II 2?
Answers
When two alleles in a genotype are the same, the genotype is said to be homozygous; when the two alleles are different, the genotype is said to be heterozygous. Genotyping is the term for the process of identifying a genotype.
A person's genotype is made up of all the alleles they have for a certain gene. The sum of a person's attributes or observable characteristics is their phenotype. The phenotype of an organism is only impacted by its genotype, which is directly inherited from its parents. It is possible for a child to have genotype "ii" because parents with type B will have either BB or Bi. A father with type "O" can have a child with genotype "ii" because type "O" is determined by allele I.
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if someone made a scale model, and they hade 1 cm for every 100,000 kilometers how many centimeters would 58 million kilometers be?
Answers
The statistic must typically be multiplied by a constant scale factor in order to be a reliable estimate of the scale parameter. This scale factor is defined as the theoretical value of the result of dividing the necessary scale parameter by the statistic's asymptotic value.
What are the parameter for scale model?A map's scale may be depicted graphically (a graphic scale), but it is typically expressed as a ratio or fraction, such as 1/10,000 or 1:10,000. With these “representative fraction” scales, one inch or one centimetre on the map corresponds to 10,000 of the same units on the ground.
Therefore, We are all aware that 1 centimetre is equivalent to 1/100000 kilometres. Hence, 1 cm = 0.00001 km As a result, multiply the number of cm by 0.00001 to convert from cm to km. In other words, multiply the cm value by 100,000 to get the km value.
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the leaf-like structure that protects a developing flower bud until it opens as a fully formed flower is called a what
Answers
Sepals is a leaf-like structure that protects a developing flower bud until it opens as a fully formed flower.
What is a Sepal?
A sepal is a part of the flower that is typically located at the base of the petals. Sepals form a protective layer around the bud and are usually green in color. They are typically small and leaf-like and provide support and protection for the flower. Sepals can also be used to identify different species of flowers.
They are usually found in pairs or in a whorl of four or five, and they help to protect the delicate petals and reproductive organs at the center of the flower. They also support the flower and keep it upright. Sepals open up as the flower blooms, allowing the petals to open and the reproductive organs to be exposed.
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How the respiratory system and circulatory system work together to supply oxygen and remove carbon dioxide from the cells?
Answers
The role of the respiratory system is to help in gaseous exchange and the role of the circulatory system is to supply oxygen and remove carbon dioxide from the tissue.
The respiratory system aids in the inhalation of oxygen and the exhalation of carbon dioxide. Additionally, the circulatory system is the system that aids in removing carbon dioxide from tissues by way of the lungs and supplying oxygen from the lungs to tissues. This method of oxygen supply and carbon dioxide waste removal is made possible by both of these processes.
The oxygen that is inhaled first travels to the lungs where it is exchanged with the blood that carries the waste (CO₂) from the tissue via the heart. From the heart, the oxygen in the oxygenated blood is delivered to the tissues. And the deoxygenated blood tissue carries the waste products from the tissue.
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Needs help ASAP
Which of the following is an example of genetic engineering?
A. A string of three bases within an RNA molecule codes for a specific amino acid
B. A string of amino acids bonds together to form a protein that controls a trait
C. A bacterial cell produces human insulin because human DNA has been added to the bacterial DNA
D. And the nucleus of a human cell DNA strands separate and are used as a template for new RNA molecules
Answers
A bacterial cell produces human insulin because human DNA has been added to the bacterial DNA is an example of genetic engineering.
What do you mean by genetic engineering?Genetic engineering, also called genetic modification or genetic manipulation, is the modification and manipulation of an organism's genes using technology.
For example, genetic engineering may involve adding a gene from one species to an organism from a different species to produce a desired trait. Used in research and industry, genetic engineering has been applied to the production of cancer therapies.
Genetic engineering is accomplished in three basic steps. These are (1) The isolation of DNA fragments from a donor organism; (2) The insertion of an isolated donor DNA fragment into a vector genome and (3) The growth of a recombinant vector in an appropriate host.
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Which viral life cycle would result in a quicker death for an infected cell? a. Retroviral cycle b. Prophage cycle c. Lysogenic cycle d. Lytic cycle
Answers
While the lysogenic cycle results in the integration of the phage into to the host genome, the lytic cycle produces the death of such host.
How does the lytic cycle work?In a lytic cycle, the virus transfers its genome it in to a host cell and starts replication by seizing control of the host's cellular machinery. When the infection is finished, the host cell is lysed, releasing the freshly duplicated and assembled viral proteins into the coastal waters.
Why is the lytic cycle named that?The lysis phase, which takes place after a virus has invaded a cell, produced new viral particles, and ruptured the cell membrane, is what gives the lytic cycle its name. In order to infect other cells, this causes the new vesicles, or viral complexes, to be released.
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Only about _____ of genes are different from one person to the next. Those that are different are called _____.
Answers
The correct answer is A; 1%, alleles, A gene mutation is a change that occurs in one or more genes (myoo-TAY-shun). Certain genetic mutations can cause genetic disorders or illnesses.
The human genome is substantially same in all individuals. There are, however, variations across the genome. This genetic variety accounts for around 0.001% of each individual's DNA and results in differences in appearance and health. People who are closely related share more DNA.
There are genes that are dominant and recessive. The most common interaction between alleles is a dominant/recessive relationship. When one allele of a gene effectively overrules the other (recessive) allele, the dominant allele is said to exist. Correlations between dominant and recessive genes can be seen in eye color and blood type.
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Full Question ;
Only about _____ of genes are different from one person to the next. Those that are different are called _____.
A) 1%, alleles
B) 20%, alleles
C) 1%, traits
D) 20%, traits