Multiple Choice
In fishes,the __________ are the most important producers of hormones.
A) brain and pituitary gland
B) adrenal and pituitary glands
C) pancreas and adrenal glands
D) hypothalamus and pituitary glands
E) brain and spinal cord
Correct Answer:

Verified
Correct Answer:
Verified
Q12: In insects,the hormone _ induces molting.<br>A)ecdysiotropin<br>B)prothoracicotropic hormone<br>C)ecdysone<br>D)bursicon<br>E)juvenile
Q13: The receptor mechanism used by steroid hormones
Q14: Peptide hormones produced by the thymus include<br>A)thyroxine
Q15: Hormones circulate through _ to the body
Q16: One of the hormones stored,and then released
Q18: It seems likely that the chemicals regulating
Q19: In birds,the hormone _ leads to the
Q20: The bursa of Fabricius is an endocrine
Q21: A hormone called _ increases metabolic rate
Q22: The pancreatic islets produce the hormones<br>A)oxytocin and