That's a component of a phospholipid, which is a lipid.
<span>The correct answer is c. In terms of energy storage, glycogen is to animals what starch is to plants.</span> Glycogen is a form of energy storage in animals and it is the main storage of glucose in the body. <span>Starch also have a large number of glucose units and it is produced by plants.</span>
If about 30% is A then 30% is T. That leaves 40% to be G + C...so each must be around 20%.
