What is the importance of crossing over?

Crossing over DNA gives the child different traits from both parents. No child will have the same trait as their mother and farther, with different DNA genes also gives the child well sorta of a mixture of the parents genes to

Explanation: No child will be the same as their parents.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

carbon atoms, hydrogen, oxygen, and nitrogen.