Question

Enzymes, vitamins and hormones can be classified into a single category of biological chemicals, because all of these.

• A. Help in regulating metabolism
• B. Are exclusively synthesised in the body of a living organism as at present
• C. Are conjugated proteins
• D. Enhance oxidative metabolism

Answer 1

The correct option is A Help in regulating metabolism

A. Hormones, enzymes and vitamins are regulatory molecules. These compounds are needed by the body in very small amountsd for the regulation of metabolic processes.

B. Hormones and enzymes are synthesized in the living organisms while vitamins are taken by animals in food.

C. Hormones and enzymes are proteins but vitamins are simple organic compounds such as amines, organic acids etc.

So, the correct answer is 'Help in regulating metabolism'.