42.
A:
Are chemical regulators that are conveyed from one organ to another via the blood stream
B:
May be secreted by endocrine cells
C:
May be secreted by nerves
D:
A,B and C
The answer is: D
M.Sc. Bio-Physics (PU-CET P.G) 2022 Panjab University Entrance Exam With Answers
Practice Mode:
42.
The answer is: D