Fertilization of gametes produces a diploid zygote, and sperm and egg nuclei combine to form the diploid zygotic nucleus 2. Given these facts, sperm and egg nuclei combine to do what among the following options:
- combine genes
 - rapid expansion
 - fertilize gametes
 - reproduce
 - allow growth
 - build proteins
 - spread flower seeds
 - remove eggs


 

   fertilize gametes      