Multiple choice

Enzymes, vitamins and hormones have one thing in common, i.e. they ____________.

  1. all are synthesized inside the organism

  2. all are proteins

  3. all help in regulatory mechanism

  4. all increase oxidative metabolism

  5. all are used up in the reaction

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is true as all of them help in the regulation of metabolic processes of the body.