Organisms And Population Question 244

Question: Which of the following glands control the growth

Options:

A) Anterior pituitary only

B) Thyroxin only

C) Thyroid and Thymus

D) Anterior pituitary and Thyroxin

Show Answer

Answer:

Correct Answer: D

Solution:

Anterior pituitary or pars distalis controls growth by increasing rate of cell division through secretion of growth hormone somatotrophin and thyroid regulates growth by secretion of thyroxine hormone which besides increasing rate of cell division is also essential for cell differentiation.