Answer:
d
Explanation:
dat is based on dea definitions
From diffusion of nutrients from underlying layers
Answer:
An amino acid is an organic molecule that is made up of a basic amino group (−NH2), an acidic carboxyl group (−COOH), and an organic R group (or side chain) that is unique to each amino acid.
Explanation:
HOPE IT HELPS : )
Most of the energy is converted to heat, I think.......... Hope it helps, Have a nice day :)