Fact 1: Pollen consists of tiny grains that are the male gametes of plants.

Fact 2: Male gametes are sperm.

Given the two facts above, answer the question "pollen consists of tiny grains of what part of plants?" with the following options: 
- flowers
 - swea
 - seeds
 - white
 - sperm
 - embryos
 - cacti
 - CO 2


 

     sperm    