What is the ploidy of the zygote produced by fertilization

it is known as diploid

Explanation:

there are two types of ploidy of the zygote.

1. haploid

2. diploid

the difference is that during fertilization ( 4 chromosomes produced ) is diploid

and haploid are when there are plenty of organisms are used to form a zygote with a certain of chromosomes

answer; i believe the answer is (polygenic inheritance;