Question

Enzymes, vitamins, and hormones are common in______.

Answer 1

Enzymes, vitamins, and hormones:

1. Enzymes are protein molecules and act as catalysts.
2. They are required for various metabolic activities to maintain and inhibit or accelerate the rate of reaction by feedback inhibition.
3. Vitamins act as co-factors for many enzymes and also participate in regulating metabolism.
4. Hormones are the chemical messengers that activate the target gland and regulate the metabolism by feedback inhibition.

Final Answer: Enzymes, vitamins, and hormones are common in regulating metabolism.