Answer:the last one
Explanation: red blood cells are round in order to move easily through blood vessels.
Answer:
DNA
Explanation:
RNA is not a double helix
Uracil is on the RNA, this is a picture or DNA. Uracil is just one of the nucleic bases
This is not a monomer; it's actually a polymer
It is DNA because it is a double helix structure held together by the four nucleic bases.
Can you provide more specific details? I’m not even sure what this question is about.
