Embryo with more than 16 blastomeres formed due to in vitro fertilization is transferred into

Which of the following is incorrect .regarding vasectomy?

Which of the following is hormonereleasing IUD?

The part of nephron involved in active reabsorption of sodium is

The posterior pituitary gland is not a 'true' endocrine gland because

Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because