Amacromolecule is a composed of glycerol and fatty acids and functions as a hormone. this molecule is a __

Lipids

any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. They include many natural oils, waxes, and steroids.

answer; ///the correct answer to the above statement is (cytoskeleton);

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms