Fact 1: Adult sponges produce eggs and sperm.

Fact 2: Female gametes are called eggs.

Given the two facts above, answer the question "Adult sperm are capable of producing sperm and what in order to be able to reproduce?" with the following options: 
- Plants growth
 - reproduce
 - skin cells
 - female gametes
 - it needs them
 - kinetic energy
 - estrogen
 - vaginas


 

    female gametes     