All the eggs are made before the female is born. A human male makes trillions of ... Question: Why do sex cells not have the same number of chromosomes as body cells do? (They divide by a different ... In humans, for example, if the sex cells had 46 chromosomes each, the zygote would have too many chromosomes. ) ac Explain that not all of the sex cells formed after meiosis survive. Male germ cellsa#39;anbsp;...
|Title||:||Discover science 6|
|Author||:||Robert G. Guy, Robert J. Miller, Mary Jane Roscoe, Anita Snell, Sheri L. Thomas|