Fact 1: Gametes then unite in fertilization and form a diploid zygote.

Fact 2: Haploid gametes unite to form diploid zygote.

Given the two facts above, answer the question "What do gametes turn into?" with the following options: 
- diploid zygotes
 - Chemical energy
 - baby
 - allow growth
 - Plants growth
 - haploid zygote
 - parasites
 - placenta


 

 diploid zygotes        