A doctor advised a person to take injection of insulin because:

The faulty functioning of an endocrine gland can make a person very short or very tall. This gland is:

Which of the following hormone prepares our body for action in emergency situations?

Pimples and acne are formed due to the increased activity of:

A) Adrenal glands

B) Sebaceous glands

C) Thyroid gland

D) Sweat glands

When a human female reaches a certain age, then vaginal bleeding occurs for a few days after rehular intervals of time:

(a) what is this process known as (i) in scientific terms, and (ii) in everyday language?

(b) What is the human female said to have attained at this stage?

(c) What does the onset of this process in human female signify?

(d) At what particular event in the life of a human female this process stops temporarily but starts again?

(e) What name is given to the event when this process stops permanently?