Which one of the following is the special type of milk produced by a lactating mother, essential for the development of immune response of newborn baby in human?

Which one of the following hormones is responsible for the development of female sexual characters?

Which one of the following hormones is essential for the uptake of glucose by cells in the human body?

Which one of the following is NOT a component of human male reproductive system ?

Which one of the following proteins is present in human hair and nails?

Which one of the following radio elements is used to measure the speed of the blood flow in the human body?