the answer is A according to my knowledge.
Small rivers and streams may join together to become larger rivers. Eventually all this water from rivers and streams will run into the ocean or an inland body of water like a lake.
Answer:
Amino acids
Explanation:
Nitrogen is a major part of amino acids. Which are the building blocks of proteins and nucleic acids.
Well, I need the chart first of all, but second, If you have to find out which one is closely related to A, just take the amino acid sequence and compare the sequence to each organism, and which ever one has the most related sequences, is the closely related organism.