C.) T<span>he DNA unravels to make two strands </span>
All of these things are caused by Genes, so your answer is A. When two reproductive cells fuse, their traits are either dominant, or recessive. Dominant traits are displayed.
Answer:
climate is weather and it affects ecosystem development
The physical need to eat food is called hunger
Answer:
If you ate a cookie while you were upside down, your body would try it's best to bring the food to the stomach. There are other forces other than gravity that will help the cookie get to the stomach.
Hope this helps!