Please give me this answer
e)Urethra removes urine in case of females and urine as well as semen in case of males out of the body.
c) Ureter is the tube which carries urine from the kidneys to the bladder
b) Henle's loop creates a concentration gradient in the medullary region and helps in reabsorption of water and other important components from the filtrate.
P.S. kindly post separate questions in separate threads