Pollen consists of tiny grains that are the male gametes of plants, and animals that reproduce sexually produce sex cells, or gametes. Given these facts, what does pollen consist of tiny grains of among the following options:
- it helps plants in growing
 - the female sexual organs
 - Something with exactly eight protons
 - seeds
 - Microscopic organisms
 - the male sex cells of plants
 - bees
 - sub-units of species


 

      the male sex cells of plants   