Help please and thank u!!

Help Please And Thank U!!

Answers

Answer 1
Genetic drift takes place when the occurrence of variant forms of a gene, called alleles, increases and decreases by chance over time.

With this I believe it’s the fourth option

Hope this helps:)

Related Questions

WILL GIVE BRAINLIEST
(01.05 MC) Four gases are described below: Gas A: 3 liters at 42 °C Gas B: 9 liters at 12 °C Gas C: 9 liters at 42 °C Gas D: 9 liters at 12 °C Which gases have the same average molecular kinetic energy?

Answers

Answer:

Explanation:

Its C

How does mitosis help our sequoia tree become so big?

Question 5 options:

Mitosis makes gametes that are genetically different in order to produce seeds for the next generation of sequoia trees.


Mitosis is a process that starts with a stem cell that becomes a specialized cell(s) to carry out the complex processes of life needed to sustain the sequoia tree.


Mitosis makes more cells to repair or replace dead or damaged cells, and it makes more cells to help the tree grow.


All of the above

Answers

Mitosis helps sequoia tree become so big in the following way: Mitosis makes more cells to repair or replace dead or damaged cells, and it makes more cells to help the tree grow (option C).

What is mitosis?

Mitosis is the division of a cell nucleus in which the genome is copied and separated into two identical halves. It is normally followed by cell division.

Mitosis is opposed to meiosis, which is a cell division that produces gametes by the dividing a diploid cell into four haploid cells.

Mitosis is retains the number of chromosomes of the parent cell in the offsprings. Mitosis describes the duplication and distribution of chromosomes, the structures that carry the genetic information.

One of the major functions of mitosis is the repair or replacement of damaged cells, hence, by so doing creates more and more cells that makes a living organisms grow in size.

Therefore, the sequoia tree mentioned will become big because of the activities of the mitotic process.

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What’s the correct answer answer asap for brainlist

Answers

Answer:

C.

so that u don't have to replicate the experiment

It’s B. A detailed method allows for reproducibility and repeatability

Using the following genomic sequence:


1) Underline each Intron


2) Circle each exon


GUUAUGAGUCGUUGGCAUUAAUCUUUCCUUAUGAUUGUCGCUGAUCGUUAG

UCGUCCAUGCGUGGUGGCUGACUUCCAAUGACCAAAUCUUCGGUGGCGGAG

UAACAUAUAAGAAUGACCAAAAGGCGUCGAUGAGGAUGUGGCAAUUAACAUC

Answers

Explanation:

Here the underlined parts are STOP CODONS NO INTRONS WERE FOUND IN THE GIVEN SEQUENCE

Intron: AUC, UUU, CUA, CGC, UUA, AGA, AGG, CGU, AUG, AGG, AUG, UGG

Exon: GUU AUG AGU CGU UGG CAU UAA UCU UUC CUU AUG AUU GUC GCU GAU CGU UAG, UCG UCC AUG CGU GUG GCU GAC UUC CAA UGA CCA AAU CUU CGG UGG CGG AGU, UAA C AUU AUA AGA AUG ACC AAA AGG CGU CGA UGA GGA UGU GGC AAU UUA ACA UC

What are Introns and Exons?

Parts of a gene are known as introns and exons in molecular biology. While introns are the non-coding portions that break up coding sequences, exons are the coding areas of a gene that carry the information required to construct a protein.

Introns are not expressed, whereas exons are the regions of a gene that are. Introns are cut out and exons are spliced together to create the final messenger RNA (mRNA) which will be translated into a protein after a gene has been transcribed into mRNA.

Therefore, Intron: AUC, UUU, CUA, CGC, UUA, AGA, AGG, CGU, AUG, AGG, AUG, UGG

Exon: GUU AUG AGU CGU UGG CAU UAA UCU UUC CUU AUG AUU GUC GCU GAU CGU UAG, UCG UCC AUG CGU GUG GCU GAC UUC CAA UGA CCA AAU CUU CGG UGG CGG AGU, UAA C AUU AUA AGA AUG ACC AAA AGG CGU CGA UGA GGA UGU GGC AAU UUA ACA UC

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Which are examples of
infections caused by
protists?
A. Strep throat, botulism, and anthrax
B. common cold, flu, and chicken pox
C. Malaria, African Sleeping sickness,
and intestinal disease this
D. Trichinosis, hook worm, and
elephantiasis

Answers

The answer is C.

- Malaria is caused by the protist Plasmodium protozoa.
- Sleeping sickness is caused by the protist Trypanosoma protozoa.

Answer:

c) Malaria, African Sleeping sickness, and intestinal diseases.

Explanation:

Malaria, African Sleeping sickness, and intestinal diseases are the examples of infections caused by protists. Therefore, the option (c) is the correct answer.

What happens due to Divergent plate movement?

A. Volcano eruption

B. Mountain Eruption

C. Sea floor spreading

D. earthquake​

Answers

Answer:

C. Sea Floor Spreading

Explanation:

C) Sea floor Spreading :)

Question: How would you describe the effect of aspirin on blood clotting?
How would you describe the effect of aspirin on blood clotting?
Choose one:
A) Aspirin has no effect on blood clotting
B) Aspirin enhances and speeds up blood clotting
C) Aspirin is an anti-clotting drug

Answers

Aspirin is an anti-clotting drug. This is why you usually hear to tell your doctor if you’re taking it because it causes you to bleed quicker.

A human cell containing 22 non-sex chromosomes and a Y chromosome is
O a male non-sex cell
O a fertilized egg
O a sperm
O an egg

Answers

The correct option is 'sperm cell'.

Spartina is a plant that grows in salt marshes. It stores salt in its roots, making the root have a higher salt concentration than the water around them. What is most likely to occur in response to this concentration of salt in the roots?

A. Water moves out of the leave into the air

B. Nutrients move out of the roots

C. Salt moves into the roots

D. The plants are not in homeostasis so they die

F. Water moves into the roots

Answers

Spartina is a plant that grows in salt marshes. It stores salt in its roots, making the root have a higher salt concentration than the water around them.  Water moves into the roots is most likely to occur in response to this concentration of salt in the roots.

The grass family taxon Spartina is typically seen in coastal salt marshes.  One or two species also occur on the western coast of North America and in freshwater habitats inland in the Americas. Its species, also known as cordgrass or cord-grass, are native to the coasts of the Atlantic Ocean in western and southern Europe, north-western and southern Africa, the Americas, and the islands of the southern Atlantic Ocean. The east coasts of North and South America, notably Florida, have the greatest species variety. Particularly in coastal salt marshes, they establish sizable, frequently dense colonies and expand swiftly. The species' height ranges from 0.3-2 m. Several of the species will create hybrids if they interbreed.

The propensity of Spartina species to hybridize is widely documented. Late in the eighteenth century, S. Southern England unintentionally received alterniflora from North America. It quickly bred with the only local species, S, here. maritima produced a sterile but robust hybrid known as Spartina X townsendii that had the ability to propagate vegetatively (as can all Spartina species). This hybrid eventually underwent chromosomal duplication, becoming fertile. Although Spartina townsendii var. anglica is the preferred name for this species, it is also referred to as S occasionally. anglica, which is now the predominant Spartina species in the majority of salt marshes in the United Kingdom.

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Explain how energy drives the cycling of matter in photosynthesis and cellular respiration.​

Answers

The flow of energy and cycling of matter can be traced. The chemical reaction by which plants produce complex food molecules requires an energy input from sunlight to occur. In this reaction, carbon dioxide and water combine to form carbon based organic molecules and release oxygen

name and explain at least two issues you would need to consider besides the results of a kirby-bauer test before you chose an antibiotic to treat a real patient.

Answers

Side effects (i.e. allergic reactions, seizure).If you use the wrong antibiotic it can kill cell and cause other effects

In order to help doctors choose the best course of therapy for their patients, the Kirby-Bauer disc diffusion susceptibility test evaluates the sensitivity or resistance of pathogenic microbes to various antibiotic drugs. Medicines called antibiotics are used to treat bacterial infections. Antibiotics come in a variety of varieties. Only specific microbes are resistant to each kind. Finding the antibiotic that will be most effective at curing your infection can be determined with the aid of an antibiotic sensitivity test.

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85f equals to how many c?

Answers

85 degrees fahrenheit =

29.444 degrees celsius

85°F is approximately equal to 29.4°C.

To convert Fahrenheit (°F) to Celsius (°C), you can use the following formula:

°C = (°F - 32) * 5/9

Using this formula, to convert 85°F to Celsius:

°C = (85 - 32) * 5/9

°C = 53 * 5/9

°C ≈ 29.4

This conversion is often used when dealing with scientific or international temperature scales, or when comparing temperatures in different geographic locations. It is important to remember that Celsius and Fahrenheit are two different temperature scales, Celsius is used extensively around the world while Fahrenheit is used more frequently in the United States and some other countries.

Therefore, 85°F is approximately equal to 29.4°C.

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Biological transmission differs from mechanical transmission in that biological transmission?

a. occurs when a pathogen is carried on the feet of an insect.
b. involves reproduction of a pathogen in an arthropod vector prior to transmission,
c. works only with noncommunicable diseases.
d. requires direct contact

Answers

Biological transmission differs from mechanical transmission in that biological transmission option B: involves reproduction of a pathogen in an arthropod vector prior to transmission.

When a pathogen reproduces inside a biological vector that spreads it from one host to another, it is said to have undergone biological transmission. The primary carriers of biological transmission are arthropods.

The fundamental distinction between mechanical and biological transmission is that during mechanical transmission, agents are simply transferred from an infected host or contaminated substrate to a susceptible host. During biological transmission, the agent develops and/or propagates within the vector.

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Diverse plant communities have species representing a variety of plant types such as grasses, shrubs, succulents,
hardwood trees, softwood trees, vines, ferns, and so on. What factors increase a community's diversity? Age of the
community? Energy input? Moisture? Nutrients? Disturbance? Human activity? How do they do so?

Answers

The factors that increase a community's diversity are the age of the community; Energy input and Human activity.

There are many ways to describe diversity. Assuming that diversity is defined broadly, as opposed to, say, genetic diversity, there are many things that can influence the diversity of a group.

The diversity may be impacted by the landscape's complexity, the community's age, and its surroundings.

Diversity will be impacted by the diversity of the habitat or landscape itself. There isn't much possibility for variety if the habitat is continually boreal forest, with the same species distribution and composition throughout.

There is potential for more ecological niches in an environment with a variety of habitat types. Different species may inhabit various niches and tailor their adaptations to them.

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TRUE or FALSE: As time passes, the universe is
becoming more disorderly.

Answers

Answer:

true

Explanation:

An alligator and 4 turtles lying in the middle of a golf fairway is an example of a(n)

Answers

Answer:

alligator and turtles sitting in a golf fairway

draw a cell that is in an isotonic solution. label the amount of solute in the cell and in the solution

Answers

A representation of a cell in an isotonic solution. The cell's size stays the same since it is placed in an isotonic solution

Can someone tell me a environmental problem related to biodiversity for my project?

Answers

Answer: alteration, and loss of habitats, pollution, and climate change.

Explanation: Theres 3 have a good day

Answer:

"Biodiversity,

or the variety of all living things on our planet, has been declining at an alarming rate in recent years, mainly due to human activities, such as land use changes, pollution and climate change."

Explanation:

A model of onion root meristem cells during cell division is shown here. Which explanation is true about the cell labeled with the letter A? Select all that apply.

A) The chromosomes are independently assorting to ensure that the haploid daughter cells are genetically diverse.
B) The chromosomes are migrating to the center of the cell to cause a fertilization event resulting in a diploid cell.
C) The chromosomes are undergoing crossing over to ensure that the daughter cells are genetically diverse from the parent cell.
D) The chromosomes were duplicated prior to mitosis to ensure that a full complement of genetic material is passed to the daughter cells.
E) The chromosomes are being pulled to opposite sides of the dividing cell to ensure a full complement of genetic material is passed to the daughter cells.

Answers

Answer: d

Explanation:

Answer: It is D and E



Explanation:

explain how thermal energy moves

Answers

Answer: Heat energy can move from hot objects, liquids, gases, or spaces to cooler ones through three methods of transfer: conduction, convection, and radiation. Conduction is when heat passes through solid material to increase the temperature of whatever is beyond it.

Explanation:

Primary succession involves the _____ establishment of communities of different species in mostly lifeless areas.
A. rapid
B. gradual
C. orderly

Answers

Primary succession involves the gradual establishment of communities of different species in mostly lifeless areas.

The correct answer choice from above is option b.

What is meant by primary succession?

Primary succession can simply be defined as that association of living things whereby these organisms are the first that first colonizes a barren habitat. In order words, it simply refers to the ecological association of plants and animals such that they are are ones that inhabit the region first.

In conclusion, we can now confirm from the explanation above that this primary succession is a succession which starts from scratch.

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Remember the law of conservation of mass. The human body uses cellular respiration to make energy. Using the chemical equation for cellular respiration, explain how the amounts ofoxygen and carbon dioxide inhaled by the lungs is different from the amounts exhaled. Explain your answer in 1-2 sentences. (2 points)​

Answers

With the equation of cellular respiration C₆H₁₂O₆ + 6O₂ → 6CO₂+ 6H₂O, gaseous exchange takes place, glucose reacts with oxygen forming Adenosine Triphosphate used by cells.

About 21% of oxygen and 0.4% of carbon dioxide of air is inhaled while the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide because cells use oxygen inhaled to release energy and carbon dioxide as byproduct.

How does Cellular Respiration work?

Cellular respiration is how organisms convert fuel into energy and nutrients by combining oxygen with food molecules, sending the chemical energy for life sustaining activities while expelling carbon dioxide and water.

We inhale 21% of oxygen and 0.4% of carbon dioxide and exhale 16.4% of oxygen and 4.4% of carbon dioxide as by product during the process of cellular respiration.

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Discuss one issue that Alaska and the Artic are facing due to Climate Change. To possibly earn full points, you need to include 3-5 thoughtful sentences on the issue. Include what the issue is and how it is impacting Alaska and the Artic.

Answers

One issue that Alaska and the Artic are facing due to Climate Change is that ground ice becomes prone to thaw and collapse, which impact in life of people inhabiting these regions.

What is Climate Change?

The term Climate Change makes reference to the sudden modification on the weather condition on the Earth over the past few decades, whose velocity of change is increasing and it is considered to be caused by human activities that generate global warming such as the burning of fossil fuels for industrial purposes.

In Alaska and the Artic, the melting ice is causing many problems associated with daily life in these regions The ground ice known is melting, and thereby structures on the surface may collapse due to this phenomenon.

Therefore, with this data, we can see that Climate Change causes the ice in the ground ice to thaw and thus collapse.

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a recessive trait will be observed in individuals that are ________ for that trait.

Answers

Answer:

.

Explanation:

.

Answer:

A recessive trait will be observed in individuals that are homozygous for that trait.

Explanation:

Recessive traits will be observed only when the individuals are homozygous for that trait because for a recessive phenotype to appear in an indivual, there should be two recessive alleles (homozygous) otherwise dominant alleles in heterozygous will show dominant traits.

why improving Microsoft Access
is important in the workplace?

Answers

This is not a bio question

MULTIPLE CHOICE
Question 11
1 Points
Substance A is converted to substance B in a chemi-
cal reaction. Which statement BEST describes the
role of an enzyme during this reaction?

Answers

Substance A is converted to substance B in a chemical reaction. it adjusts the ph of the reaction medium. this statement best describes the role of an enzyme during this reaction.

What is ph?

The H+ ion concentration's negative logarithm is known as pH. As a result, the meaning of pH is justified as the strength of hydrogen.

Although less apparent, the mathematical definition of pH is more beneficial overall. It claims that the pH is equal to the negative logarithmic value of the hydrogen ion (H+) concentration.

[H+] = -log pH

The pH of a water source depends on how acidic or alkaline it is. The activity of the hydrogen atoms determines the pH level since this activity is a reliable predictor of the acidity or alkalinity of the water. The pH scale has a range of 0 to 14, with 7.0 being neutral, as may be seen below. According to conventional wisdom, water with a low pH is acidic, whereas water with a high pH is basic (alkaline). The pH of pure water should be 7.0, however because of the impurities in the water, water supplies appears acidic.

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Sequence events that lead to fermentation in aerobic organisms​

Answers

Answer:

This process occurs in three major stages, and one intermediate stage

glycolysis, oxidation of pyruvate, the Krebs cycle, and electron transport

Explanation:

hope this helps :)

How can you recognize that an exothermic reaction has occurred?

Question 1 options:

The reaction will create a precipitate


The reaction will absorb heat


The reaction will change color


The reaction will release heat

Answers

Answer:

D, the reaction will release heat

Explanation:

exo means outser and thermic means heat

31. Use the diagram to answer the question below.
What would happen to the solar energy that reaches Earth's atmosphere if the ground was covered w
(1 point)
30/100
Earth's albedo
30% reflected
and scattered
Earth's surface
Atmosphere
Clouds
Incoming
solar radiation
100 units
Drect
and
diffuse
51 absorbed at surface
Top of atmosphere
19 absorbed
by atmosphere
and clouds
O More solar radiation would be absorbed at the surface
O More solar radiation would be reflected and scattered
O More solar radiation would be absorbed by the clouds
O More solar radiation would reach Earth's atmosphere

Answers

More solar radiation would be reflected and scattered and More solar radiation would be absorbed by the clouds to the solar energy that reaches Earth's atmosphere.

A variety of methods, including solar power to produce electricity, solar thermal energy (including solar water heating), and solar architecture, are used to capture the radiant light and heat from the Sun.

It is a crucial source of renewable energy, and depending on how solar energy is captured, distributed, or transformed into solar power, its technologies can be roughly categorised as either passive solar or active solar.

Utilizing concentrated solar power, photovoltaic systems, and solar water heating are examples of active solar approaches. Passive solar strategies include aligning a structure with the Sun, choosing components with favourable thermal mass or light-dispersing qualities, and creating air-circulated areas.

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Question 2
lonic compounds tend to form crystals with low melting points.
True
False

Answers

False.

The crystal structure of ionic compounds is strong and rigid. It takes a lot of energy to break all those ionic bonds. As a result, ionic compounds are solids with high melting and boiling points.
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