In cockroach, larval and nymphal characters a maintained by__________
A. Ecdysone
B. Parotid gland
C. Salivary glands
D. Juvenile hormone
Answer:D
In cockroach, larval and nymphal characters a maintained by__________
A. Ecdysone B. Parotid gland C. Salivary glands D. Juvenile hormone