Answer the following question given this paragraph: 

Cycle of Sexual Reproduction. Sexual reproduction involves the production of haploid gametes by meiosis. This is followed by fertilization and the formation of a diploid zygote. The number of chromosomes in a gamete is represented by the letter n. Why does the zygote have 2n, or twice as many, chromosomes?.


Q: Sexual reproduction involves the production of haploid gametes by what?


A:
meiosis