Explanation:
maybe I can help you with other question sorry
Chemically speaking, enzymes are composed of chains of amino acids, and they are considered to be a type of protein.
The amount of energy that is transferred at each level of the food chain is about 10%. This is called the 10% rule (10 per cent rule).
14C (carbon-14) can be used to date a 20,000 year old skeleton
Cerebrum and the cerebellum
