Seeds are formed in the
of flowers, which become

when the male gametes contained in pollen come in contact with the female gametes (ovules) through a process called pollination. Many plants rely on pollinator animals such as a bees or butterflies to transfer pollen from the anther of one flower to the stigma of another flower

Explanation:

.

the components of a vector are the parts of the vectors that are to each other.

b perpendicular