Quick multiple choice

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

Adaptive radiations can be a direct consequence of four of the following five factors. select the 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

The function of the larger, more typical pinecone is: it's not multiple choice. to produce pollen to produce sperm to produce eggs to fertilize seeds