Explanation:
a
they form in the bone marrow
a red blood cell lives for approximately 120 days.
Answer:
That would be - reproduction. - reproduction allows for independent assortment and crossing over to occur. This is fancy language for the genetic material gets mixed up a lot. Since the genetic material gets mixed up, variation will result.
Explanation:
Hope this helps! :)
Andwer = D
I am geussing I dont need to go into detail.