What is the primary cellular site for the production of polypeptide chains? Ribosomes
Answer:
Nitrogen is essential for all living things because it is a major part of amino acids, which are the building blocks of proteins and of nucleic acids such as DNA, which transfers genetic information to subsequent generations of organisms. hopes this helps let me know :)
That would be C.
Invasive species are brought to a new area by human activities.
Maybe biosphere and geosphere?