How many nucleotides are needed to specify 3 amino acids? a.3 b.6 c.9 d.12

What element does susan b. anthony include in this passage to strengthen her argument?

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?