A punnet square shows you the different possible combinations and trait outcomes of the alleles.
Answer:
Oxygen is reduced, gaining electrons and hydrogen ions. -second choice
The answer is skin cells. Other cells, like nerve and brain cells, divide much less often.
Your answer is true
You can test that by saying thanks for my answer
Hope this helps!
~Courtney
Answer:
round worms reproduce sexually
the nervous system of a roundworm contains a brain and nerve cords
