Conn's syndrome is characterised by:

Feeling the tremors of an earthquake,a scared resident of the seventh floor of a multistory building starts climbing down the stairs rapidly. Which hormone initiated this action?

When primary sex organs do not develop,what causes the appearance of puberty?

The adrenal medulla secretes two hormones called adrenaline or $A$ and noradrenaline or $B$. These are commonly called as $C$. Adrenaline and noradrenaline are rapidly secreted in response to stress of any kind and during $D$ situations and are called emergency hormones or hormones of fight or flight. Identify $A$ to $D$ and choose the correct option.

Blood pressure is regulated by:

In several vertebrates,the rate of heartbeat and increase in blood pressure is caused by which hormone?