Name a phytohormone which has also been isolated from human urine.
Indole-3-acetic acid (the auxin class) was the first plant hormone to be isolated from human urine.
Name various naturally occurring phytohormone.
(a) What is the gestation period? How much is the gestation period in humans? (b) Name one method of contraception which also protects against sexually transmitted diseases. (c) Name one sexually transmitted disease for which no definite cure has been found so far. What is the causative organism of this disease?