Diphosphorus pentoxide is held together by which sort of bonding?
a. ionic bonding
b. metallic bonding
c. covalent bonding
d. phosphoric bonding

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

What is the most appropriate method of gaining weight (muscle mass)