An arthropod sheds its old exoskeleton when
a. the old exoskeleton wears out.
b. the new exoskeleton exerts pressure on the epidermis.
c. the animal is 1-2 years old.
d. a hormone is produced that induces molting.
Answer: d
a. the old exoskeleton wears out.
b. the new exoskeleton exerts pressure on the epidermis.
c. the animal is 1-2 years old.
d. a hormone is produced that induces molting.
Answer: d