Which is true of living things?
a. their chemical balances are maintained by acid-base reactions
b. they are damaged when they are exposed to any kind of acid
c. they are damaged when they are exposed to any kind of base
d. their chemical balances require completely neutral solutions

Consider an organism that is eukaryotic, found in both unicellular and multicellular forms, may resemble a plant but is not photosynthetic, has chitin in its cell walls, and absorbs organic nutrients from decomposing material in the environment. this organism would be classified as which of the following types of organisms? a. fungib. protozoac. bacteriad. archaea

(amoeba sisters video recap: pedigrees and need

What goes in and out of a cell respiration?