Mechanical digestion takes place in the mouth
The Rules of Protein Structure. The function of a protein is determined by its shape. The shape of a protein is determined by its primary structure (sequence of amino acids). The sequence of amino acids in a protein is determined by the sequence of nucleotides in the gene (DNA) encoding it.
The climate of the tropical zone characterized by a very wet season alternating with a very dry season is wet/ dry topical climate.
I think the answer is B because it use mechanical power and convert it into electricity