<h2>Answer:</h2><h2 /><h2>DNA molecules are a precursor to self-replicating RNA molecules, which are used to build proteins. Early RNA molecules were able to self-replicate, which helps to explain why all organisms share the same genetic code.</h2>
Answer:
so that the food chain won break and we all don die
:)
Explanation:
B wind has nothing to do with the sun