asked 37.6k views
5 votes
What happens in the red blood cells in the lungs?

Hemoglobin drops off oxygen and picks up carbon dioxide.
Hemoglobin drops off carbon dioxide and picks up oxygen.
Hemoglobin picks up both carbon dioxide and oxygen.
Hemoglobin drops off both carbon dioxide and oxygen.

asked
User PakkuDon
by
7.5k points

2 Answers

4 votes

Answer:

Hemoglobin drops off oxygen and picks up carbon dioxide.

answered
User Brian Lewis
by
7.8k points
2 votes
Hemoglobin drops off oxygen and picks up carbon dioxide.
answered
User EinsteinK
by
7.3k points
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