Register
The _______ adapt to be able to take in more oxygen, and the ______ become more efficient at using oxygen A. arms legs B. brain, spinal cord C. heart, lungs D. lungs, muscles
362,487 views
22 votes
22 votes
The _______

adapt to be able to take in more oxygen, and the ______
become more efficient at using oxygen


A. arms legs
B. brain, spinal cord
C. heart, lungs
D. lungs, muscles

User Ruiaureliano
by
3.0k points

1 Answer

9 votes
9 votes

The answer is Letter D.

User Supernatural
by
3.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers

Other Questions

The best cooling methods include the following except stirring in an ice bath using a blast cooler adding ice putting food in a deep pan ​
Once a parent begins toilet training, it is a bad idea to go backwards and put the child in diapers. True False
Explain the concept of brain plasticity and why it is important.
Please explain in at least two paragraphs some pros and cons about virtual school. Please answer this in the comment section below.
If I hit a 30g baseball and it accelerates at 10m/s^2, what is the force in Newtons acting on the ball?
Link Copied!