What do you guys think when you think of biology?

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

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.

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