Marine life once lived on land. The desert was always a desert.
Hopefully this was helpful
I am pretty sure the answer is B
B.) Nucleus because <span>prokaryotic cells do not have a nucleus and Eukaryotic cells do</span>
Answer:
are hydrates consist of carbon hydrogen and oxygen the general structure of carbohydrates is (CH2O)n. they are ganic compounds organized in the form of aldehydes or ketones with multiple hydroxyl groups coming up the carbon chain.