Pollen consists of tiny grains that are the male gametes of plants, and flowers are the sex organs of certain plants and hold the male and female gamete producing systems. Given these facts, pollen consists of tiny grains that are held within what among the following options:
- bees
 - fruits
 - vegetation
 - flowers
 - lmestone
 - an object
 - loose dirt
 - leaves


 

    flowers     