Messenger RNA (mRNA) molecules carry the coding sequences for protein synthesis and are called transcripts; ribosomal RNA (rRNA) molecules form the core of a cell's ribosomes
Answer:
the frog won't have nothing to eat then they will die and the snake won't eat the frog.
Explanation:
Petrochemicals include many things, I would say All of the above. Hope this helped! :)
i think the answer is either A or D but im strongly going to go with D