Acids have a pH less than v 7 and a
Select
concentration of hydrogen (H) ions
than bases do. Bases have a pH Select
V7
and have a Select
concentration of
hydrogen (H+) ions than acids do. Neutral substances
have a pH equal to 7.

Adaptive radiations can be a direct consequence of four of the following five factors. selectthe exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that another group uses as food