Answer:
the nucleus of a sperm (a male reproductive cell) fuses (combines) with the nucleus of an egg (a female reproductive cell; also called an ovum ). Hope this help :)
Explanation:
<span>It takes 33ft pounds of energy to fracture a skull or
approximately 398 inch pounds of energy to penetrate a human skull.</span>
Answer:
the thing is there is something called a punnet square 2 of each heredity from your parents and the thing is that your traits come at random not 1, 2, 3, 4
Explanation:
I'm pretty sure addisons is immune
