Answer:
its either A or D I think that it's a but im not 100%sure
Before a cell divides DNA replicates itself. hope this helps!
Answer:
ovum fusing with sperm will give zygote (fertilization)
The zygote later on develops to an embryo in the womb after implantation.
Dehydration would happen if not my mistaken
Answer:
(B)iology
Explanation:
Biology is a branch of science that studies about the living organisms.