Question

a fertilized egg is known as a what?
oocyte
polyp
zygote
sperm
rewatch

Explanation:

An oocyte is an unfertilized egg cell. A polyp is a body form of some cnidarians, not a fertilized egg. Sperm is the male gamete that fertilizes the egg. A zygote is specifically the cell formed when an egg is fertilized by a sperm.

Answer:

zygote