Fertilization occurs when a sperm and an egg fuse to form a diploid zygote, and sperm and eggs are cells known as gametes. Given these facts, what occurs when gametes fuse to form a diploid zygote among the following options:
- permineralization
 - rapid expansion
 - competition
 - fertilization
 - photosynthesis
 - chromosomes
 - mutation
 - Leptospirosis


 

    fertilization     