<span>Mutations that increase fitness is type of mutations do scientists look for in a molecular clock. </span>
Answer:
we need the animals and shark in the food change
Explanation:
Blubber is a thick layer of fat (adipose) tissue. Animals store extra digested food in the form of adipose tissue, which contains molecules called lipids.
The right answer is DNA. That consist of a sugar, deoxyribose, a phosphate and a nitrogen-containing base
Answer:
Sugars (carbohydrates) and proteins are macromolecules from list.