What does the letter U represent? Ribose sugar

Nitrogen base

Phosphate group

Deoxyribose sugar

Nitrogen Base

Explanation:

the square is where the bases connect to get different patterns inside your DNA

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above