Medium required for activity of pancreatic enzymes is

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

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.

The cluster of developing cells from conception until birth is called an