Molecules a. are the smallest units of matter b. must be made of two different elements c. are made of two or more atoms d. are named according to the elements they are made from

Contrast how pollination is different among gymnosperms and angiosperms.

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases

Cells are adapted to preform specific functions. which of the following terms refers to this capability?