which of the following body systems provide carbon dioxide and oxygen exchange?
A. nervous
B. muscular
C. respiratory
D. reproductive
Answer: C. respiratory
which of the following body systems provide carbon dioxide and oxygen exchange?
A. nervous
B. muscular
C. respiratory
D. reproductive
Answer: C. respiratory
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.