Answer:
C
Explanation:
During their development, many organisms look similar, suggesting that very different organisms may have a common ancestor. - Think of the human fetal neural / spine development which mirrors other species.
Answer:
producers make their own energy
D because the sun is an average sized star
Answer:
Isomerization
Explanation:
In nature, when a carbohydrate has a formula, this formula can be share with different compounds (isomers) because they have the same number of atoms of the same elements, but the arrangement is different.
For example, the formula C6H12O6, is the same for glucose and for fructose, but in living things, when they process these two molecules, they do it with two different metabolic paths. With the specific use of enzymes, the body can separate one from another. In some cases, the mistakes can occur inside a cell process, leading a different metabolic path.
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