Animal Kingdom Question 12
12. Metamorphosis of insects is regulated through hormone
(a) pheromone
(b) thyroxine
(c) ecdysone
(d) all the above
Show Answer
Answer : c
Hints & Solutions
(c) Metamorphosis of insects is regulated through ecdysone hormone. Ecdysone is a steroidal prohormone of the major insect molting hormone 20-hydroxyecdysone, which is secreted from the prothoracic glands. Insect molting hormones (ecdysone and its homologues) are generally called ecdysteroids.