Question

Match the following hormones with their respective groups based on their chemical nature :

Hormone	Chemical nature
A. Insulin	I. Steroid
B. Estradiol	II. Amino acid derivative
C. Iodothyronine	III. Protein hormone
D. Epinephrine	IV. Thyroid hormone

• A. A-III, B-IV, C-I, D-II
• B. A-II, B-IV, C-III, D-II
• C. A-III, B-I, C-IV, D-II
• D. A-II, B-I, C-III, D-IV

Answer 1

The correct option is C A-III, B-I, C-IV, D-II

On the basis of their chemical nature, hormones can be divided into groups :
(i) peptide, polypeptide, protein hormones - e.g., insulin, glucagon, pituitary hormones, hypothalamic hormones, etc.
(ii) steroids - e.g., cortisol, testosterone, estradiol and progesterone
(iii) iodothyronines - e.g., thyroid hormones
(iv) amino-acid derivatives - e.g., epinephrine.