Answer:
photosynthesis and cellular respiration is required for making food and extracting food from the bond of glucose
Microbes are everywhere. They populate the air, the water, the soil, and have even evolved intimate relationships with plants and animals.
The human body is inhabited by millions of tiny living organisms, which, all together, are called the human microbiota. Bacteria are microbes found on the skin, in the nose, mouth, and especially in the gut. We acquire these bacteria during birth and the first years of life, and they live with us throughout our lives
On the other hand, areas of the body such as the brain, the circulatory system and the lungs are intended to remain sterile (microbe free). The human body provides many unique environments for different bacterial communities to live.
The change in crab color is an example of Disruptive selection because two extreme colors were preferred over the more moderate color. Thus, the correct option for this question is D.
<h3>What is Natural selection?</h3>
Natural selection may be defined as the selection of a few individuals from any given population according to their favorable variations.
Disruptive selection occurs when environmental conditions changes in two different directions. Due to which variance increases in population.
Therefore, the correct option is D.
To learn more about Natural selection, refer to the link:
brainly.com/question/14385908
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The citric acid cycle is the second step of cellular respiration also known as the Krebs cycle. By the end of this reaction 2 atp will have been formed.