How does a Volcano effect the availability of natural resources? ( including food webs, energy, matter, etc.)

How does the study of genetic disorders such as pku biologists understand normal alleles?

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

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.