The $BMR$ (Basal Metabolic Rate) of a rabbit is under the influence of:

$A$ health disorder that results from the deficiency of thyroxine in adults and is characterised by $(i)$ a low metabolic rate,$(ii)$ an increase in body weight,and $(iii)$ a tendency to retain water in tissues is:

What is the effect of $Thyroxine$ on the metabolic rate?

Name at least two hormones which result in the fluctuation of $Ca^{++}$ levels.

Toxic agents present in food which interfere with thyroxine synthesis lead to the development of

The $BMR$ increases due to which of the following?