Question

Human development begins with a(n)

Answer 1

Answer:

embryo and gametes

Answer 2

Answer:

Zygote, the nucleus of  male and female gametes join, mitosis

Explanation:

The human belongs to the animal kingdom which begins their life when the male and female gametes fuse through a process called Fertilization.

The process of fertilization involves the fusion of the nucleus or the genetic material of the male and female gametes. The process forms a diploid cellular structure called the zygote. After the formation of the zygote, the first cell division or mitosis produces the embryo which develops into an organism.