The sentence, from the choices given, that contains the correct subject-verb agreement is; Books and television entertain us on a rainy day. The correct answer will be A.
An enzyme is a catalysts in living things.
A catalysts speeds up the process of breaking down molecules.
An example would be Lactose. It can be broken down by the enzyme Lactase.
In the mitochondria of the cell
Answer:Three codons: Ile, STOP (“nonsense”). Four codons: Ala, Gly, Pro, Thr, Val
Explanation: