List the major subdivisions or components for each of the four types of compounds—carbohydrates, lipids, proteins, and nucleic acids—within living organisms. for example, fats are one major subdivision of lipids.

Adaptive radiations can be a direct consequence of four of the following five factors. selectthe exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that another group uses as food