Discussion Forum : Animal Physiology
Question - How do birds do their respiratory-to-cardiac exchange?
Options:
A .  Countercurrent
B .  Cross-current
C .  Uniform pool
D .  Propagation
Answer: Option B
Submit Your Solution Below and Earn Points !
Next Question
Submit Your Solution hear:

Your email address will not be published. Required fields are marked *

© Lakshya_Education.com, All Right Reserved.
Contact Us services