If a person consumes iodine,it will be stored in which of the following organs?

The highest concentration of iodine is found in the .....

The largest endocrine gland is:

Which of the following are $NOT$ under the control of thyroid hormone?
$A$. Maintenance of water and electrolyte balance
$B$. Regulation of basal metabolic rate
$C$. Normal rhythm of sleep-wake cycle
$D$. Development of immune system
$E$. Support the process of RBCs formation
Choose the correct answer from the options given below:

............ support the process of red blood cells formation.

Which disease is caused by the deficiency of thyroxine in adults?