Answer:
1.we exhale carbon dioxide while the plants inhale it
2.sunlight gets absorbed through leaves
3.plants take water up their roots
4.in return we get oxygen and the plants get glucose (or sugar to survive
reactants products
H2O+Sunlight+CO2==========>Glucose+O2
In which microscope we can obtain 2D images and how?
This part of a prokaryotic cell is a slime layer that helps cell stick things
Informed consent is an important outcome of what principle?.
Answer:
The principle of autonomy
The answer is the principle of autonomy.
What does the principle of autonomy mean?In medical practice, autonomy is usually expressed as the right of competent adults to make informed decisions about their own medical care. The principle underlies the requirement to seek the consent or informed agreement of the patient before any investigation or treatment takes place.
What are the four principles of autonomy?The four principles of Beauchamp and Childress - autonomy, non-maleficence, beneficence and justice - have been extremely influential in the field of medical ethics, and are fundamental for understanding the current approach to ethical assessment in health care.
Autonomy definitionThe definition of autonomy is independence in one's thoughts or actions. A young adult from a strict household who is now living on her own for the first time is an example of someone experiencing autonomy.
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A cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. Purple offspring result due to incomplete dominance. Then, two of the purple offspring are crossed. What proportion of the offspring from the second cross will be purple?.
Answer:
2/4 OR 1/2 OR 50%
Explanation:
I JUST TOOK THE TEST
In aqueous solutions, the charged ________ of phospholipids are attracted to the water phase, and the nonpolar ________ are repelled. This property causes lipids to naturally assume single and double layers.
In aqueous solutions, the charged hydrophilic heads of phospholipids are attracted to the water phase, and the nonpolar hydrophobic tails are repelled.
What do you mean by Phospholipids?Phospholipids may be defined as ad amphipathic molecule that consists of fatty acids, a phosphate group, and an alcohol attached to the phosphate.
The hydrophilic heads of the phospholipids are water-loving which consists of the phosphate group while the hydrophobic tails of the phospholipids are water-hating that comprises of fatty acids.
Therefore, in aqueous solutions, the charged hydrophilic heads of phospholipids are attracted to the water phase, and the nonpolar hydrophobic tails are repelled.
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Explain the characteristics scientists use when observing organisms and placing them in the six kingdoms
There were several characteristics that the scientists kept in mind while classifying, these are mobility, cell structure, cell type, body type, etc.
What is classification?Classification is the grouping of organisms based on similar characteristics which makes them different from other groups.
There are the following characteristics to classify them:
Mobility: it includes whether the organism is moving or sessile.Cell type: it includes eukaryotic or prokaryotic cells.Cell structure: it includes whether the cells have a cell wall or not.Body type: it includes whether the organism is unicellular or multicellular.Mode of nutrition: It includes whether the organism is parasitic, autotrophic, symbiotic, consumer, etc.Thus, these are the characteristics that the scientists kept in mind before drawing classification.
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Which organ is
primarily
responsible for
ingesting food?
A. mouth
B. heart
C. anus
D. pancreas
Answer:
a. mouth
Explanation: this shouldn't be difficult
Answer:
mouth bec we eat through mouth .
which fact supports the opinion that paper bags and less harmful than plastic bags
The paper bags are less harmful than plastic bags because paper bags are made from the tree which is from nature.
What is plastic?Plastic is a unnatural substance. It is bio degradable. The plastic is make stronger by the use of radiation.
The paper bags are made by hands. It contains no processing. While the plastic bags are modified in machines. They involves the use of harmful radiation.
Thus, the paper bags are less harmful than plastic bags.
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In simple terms, what is fracking?
Answer: Fracking is drilling into earth and directing a mixture of water, sand and chemicals at a rock layer to release gas inside.
Answer:
Fracking is revolutionizing oil and gas drilling across the country.
Explanation:
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A new forensics lab will be opening soon, and the proper elements for polymerase chain reaction (PCR) analysis must be purchased. In addition to the DNA samples from the crime scenes, what other molecular items would be required
Other molecular items would be required Ions, magnesium, dNTP, primers, and buffer.
What other molecular items would be required?Polymerase chain reaction (PCR) is a technique for obtaining a large number of copies of a particular DNA fragment from a small amount of sample. It is sufficient to start from a single copy of that original fragment, or mould. This technique is based on the natural property of DNA polymerases to replicate strands of DNA, using alternating high and low-temperature cycles to separate the newly formed strands of DNA from each other after each replication phase, and then allow the strands of DNA to rejoin so that they can be duplicated again. Today, the entire PCR process is automated by means of a device called a thermal cycler, which allows the reaction tubes to be heated and cooled in order to control the temperature required for each stage of the reaction.
The common PCR is performed with cycles that have three temperature steps:
DNA denaturation double strandHybridization of the primers to the specific zone 3'of each of the strandsExtension of the primer by action of DNA polymeraseThe components necessary to carry out a PCR are:
Divalent Ions: necessary for polymerase function, magnesium ions are generally used and are in the form of magnesium chloride salt MgCl2 . The final concentration of Mg++ should be between 1.5-2.0 mM and is optimal for most PCR products.
dNTP: deoxyribonucleotides triphosphate, used by the polymerase to extend the chain.
Primers: are two short nucleotide sequences that are complementary to the DNA fragment mold. They are generally constituted between 20-40 nucleotides on average and with a GC content of 40-60%.
Buffer: Solution necessary for the reactions to take place, it is in charge of keeping the pH stable.
Taq polymerase: Enzyme in charge of DNA synthesis by adding dNTP. It supports high temperatures however has no corrective activity.
All these components are mixed in one solution.
Thus, Ions, magnesium, dNTP, primers, and buffer.
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Complete the cross: Aa x Aa what is the genotypic ratio?
Answer:
The geno type is AA Aa Aa aa
Explanation:
basically is a homozygus but that is what the box would look like
PLEASE I WILL MARK BRAINLIST
Answer:
B.
Explanation:
it belived to be one of the earliest chemical
pesticide.
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1.The expansion of the Mexican wolf population in Arizona raises the possibility of the formation of a hybrid zone with coyotes along the boundaries of their range. Which statement, if true, would most likely result in the formation of a stable hybrid zone?
A.
Coyote-wolf hybrids are less fit in the hybrid zone than either parental species.
B.
Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
C.
Coyote-wolf hybrids are less fit outside the hybrid zone than either parental species.
D.
Coyote-wolf hybrids are more fit outside the hybrid zone than either parental species.
2.How would a drought in Arizona most likely affect the population density of the Mexican wolf population?
A.
The population density would decrease because insufficient abiotic factors are available to support the population.
B.
The population density would decrease because insufficient biotic factors are available to support the population.
C.
The population density would increase because sufficient abiotic factors are available to support the population.
D.
The population density would increase because sufficient biotic factors are available to support the population.
The most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
What is evolutionary adaptation?Evolutionary adaptation refers to the adaptive features of a population in a given environment.
Moreover, the statement 'the population density would decrease because insufficient abiotic factors are available to support the population' is correct about a drought in a given environment.
In conclusion, the most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
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Consider the phylogenetic tree.
A phylogenetic tree is shown. The root of the tree is dinosaurs and birds. The branches are crocodiles, primates, amphibians, ray-finned fish, and shark.
Which two organisms are most closely related, based on the tree above?
ray-finned fishes and sharks
rodents and crocodiles
dinosaurs and sharks
dinosaurs and crocodiles
The organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles . Thus, option "4" is correct.
What are Evolution and phylogenetic trees?Evolution refers to the natural process of descendence with modification, which is mainly due to natural selection.
Evolution leads to speciation, thereby species are related and they show evolutionary relationships.
A phylogenetic tree is a diagram that represents evolutionary relationships between species that share a common ancestor.
In conclusion, the organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles.
Thus, option "4" is correct.
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Answer: D on edge 2022
Explanation: truss it is
What of the following will occur after fire burns down 100 acres of a forest?
A. Adaptive Radiation
B. The forest cannot recover without human intervention
C. Primary Succession
D. Secondary Succession
what is the scientific name of mango
Which of the following is the function of
an enzyme?
A. builds muscle and bone
B. speeds up chemical reactions
C. creates stem cells
D. builds proteins
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B.) speeds up chemical reactions
#KeepOnLearningAnswer:
D
just answer it ok
Bye hope it helps
Describe the components used in the process of cellular respiration.
Answer:
Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP; waste products include carbon dioxide and water.
Explanation:
The final phase of an ecosystem after
completing repair from a disturbance is
referred to as a
community.
A. biodiversity
B. autotrophic
C. climax
Answer:
c
Explanation:
Succession. The final phase of an ecosystem after completing repair from a disturbance is referred to as a community is a Climax. This is the type of succession that occurs when the soil has been removed by significant event and has to be rebuilt.
A genetic counselor is someone who
Explanation:
A genetic counselor is someone who works with individual, families, communities and other health care professionals to empower them ....
What is climate change a global worldwide problem explain in terms of Earth atmosphere’s
How facilitated diffusion is different from active transport?
Answer:
Facilitated diffusion is down the concentration gradient from higher concentration to lower concentration and does not require energy, whereas active transport is from lower concentration to higher concentration against the concentration gradient and requires energy.The facilitated diffusion takes place along the concentration gradient and does not require energy. On the other hand, in active transport molecules move against the concentration gradient and this process requires energyWhich layer(s) do all blood vessels have in common?
Describe the structure and function of capillaries.
What role does smooth muscle play in blood vessels, and where is it located?
Which type of blood vessel is the thickest?
Which type of blood vessel has the greatest amount of blood pressure?
What allows arteries to increase in size as they become filled with blood?
What role do valves play in blood flow?
Name and briefly describe the three main layers of blood vessels
What tissues are likely to be found in arteries?
What tissues are likely to be found in veins?
What mechanisms ensure that blood continuously flows throughout our body?
Blood vessels have three layers that provides strength to the blood vessel when the blood is moving with high pressure.
Which layer(s) do all blood vessels have in common?All blood vessels are all made of three layers i.e. The adventitia or outer layer, the tunica media or a middle layer and an inner layer, or tunica intima.
Capillaries are tiny blood vessels that have thin walls. The capillaries also take waste products such as carbondioxide away from your tissues and loaded the blood with oxygen.
Arteries are the largest blood vessels with the thickest walls which means they are the thickest.
Large arteries receive the highest pressure of blood flow so that's why they are more thick and elastic to accommodate the high pressures.
The valves play greater role in blood flow because valves prevent the backward flow of blood. They are present in heart chambers.
Connective tissues are likely to be found in both arteries and veins in order to ensure their important function.
Pumping of heart is a mechanism that ensure that blood continuously flows throughout our body. As the heart beats, it pumps blood through blood vessels which is called the circulatory system.
So we can conclude that blood vessels have three layers that provides strength to the blood vessel when the blood is moving with high pressure.
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A medically important genus that contains short rods that are facultatively anaerobic, catalase positive, and motile by peritrichous flagella arrangement is the genus _________.
A medically important genus that contains short rods that are facultatively anaerobic, catalase-positive, and motile is the genus Bacillus.
What is Bacillus?Bacillus is a genus of bacteria that are rod-like shaped and are well known to be gram-positive.
These Bacillus bacteria are aerobic (oxygen presence) or also can be anaerobic (fermentative facultative).
In conclusion, a medically important genus that contains short rods that are facultatively anaerobic, catalase-positive, and motile is the genus Bacillus.
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Question 7 of 28
What is one effect of gravity within the solar system?
A. A planet moves at the same speed throughout its orbit because
the force of gravity is constant.
B. A planet experiences increasing gravity throughout its orbit, so it
continuously speeds up.
OC. A planet moves more quickly as it gets closer to the sun because
it experiences more gravity.
OD. A planet moves more slowly as it gets closer to the sun because it
experiences more gravity.
The one effect of gravity within the solar system is planet experiences increasing gravity throughout its orbit, so it continuously speeds up, which means letter B.
How is gravity explained?The force of gravity between two objects is the product of their masses divided by the square of the distance between them. That is, the more mass an object has and the closer it is, the greater its force of attraction on another object.
The concept of gravity is something known naturally, however the gravity that occurs in the solar system and the planets leaves them in orbit and in addition to that with each passing year these planets have an even faster speed.
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PLEASE HURRY! 87 POINTS! Arrange the levels of organization of life beyond the cellular level from smallest (1) to largest (2)
1,2,3,4,5,6 is the options per answer.
Life is highly organized and follows different levels of organizations from smallest to largest.
Tissue is a collection of similar cells that perform similar or related tasks. Organs are a collection of tissues that perform a common task. Organs are found in animals and plants. A higher-level organ system consists of functionally related organ systems. Mammals have numerous organ systems. For example, our circulatory system carries blood through our bodies and to and from our lungs. Our circulatory system includes organs such as our heart, blood vessels, etc. Organisms are living things. For example, every tree in our forest is an organism.
A population is made up of all the members of a species living in a given area. A community is defined as the number of people living in a certain area.
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The principle of independent assortment involves at least how many different gene pairs?.
Independent assortment occurs spontaneously when alleles of at least two genes are assorted independently into gametes.
What happens to the temperature in
the various layers as you move away
from earth?
A. It remains constant.
B. It increases steadily.
C. It may decrease or increase, depending on the layer.
D. It increases within each layer, then decreases again.
Answer: C
Explanation:
In some layers, temperature increases with altitude and in others it decreases. The temperature gradient in each layer is determined by the heat source of the layer The four main layers of the atmosphere have different temperature gradients, creating the thermal structure of the atmosphere.
what is the cause of the start of dental decay
Answer:
Cavities are caused by tooth decay — a process that occurs over time. Here's how tooth decay develops:
Plaque forms. Dental plaque is a clear sticky film that coats your teeth. It's due to eating a lot of sugars and starches and not cleaning your teeth well. When sugars and starches aren't cleaned off your teeth, bacteria quickly begin feeding on them and form plaque. Plaque that stays on your teeth can harden under or above your gum line into tartar (calculus). Tartar makes plaque more difficult to remove and creates a shield for bacteria.
Plaque attacks. The acids in plaque remove minerals in your tooth's hard, outer enamel. This erosion causes tiny openings or holes in the enamel — the first stage of cavities. Once areas of enamel are worn away, the bacteria and acid can reach the next layer of your teeth, called dentin. This layer is softer than enamel and less resistant to acid. Dentin has tiny tubes that directly communicate with the nerve of the tooth causing sensitivity.
Destruction continues. As tooth decay develops, the bacteria and acid continue their march through your teeth, moving next to the inner tooth material (pulp) that contains nerves and blood vessels. The pulp becomes swollen and irritated from the bacteria. Because there is no place for the swelling to expand inside of a tooth, the nerve becomes pressed, causing pain. Discomfort can even extend outside of the tooth root to the bone.
Explanation:
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How do you think the process of human pregnancy is similar to that of other mammals?
Answer: they give milk to their young and they tend to hold the young in their stomach for longer times than other animals and give birth to live babies
Explanation