Question

The hemoglobin of sickle cell anemia:

1. is oxygen rich
2. can carry less oxygen and more carbon dioxide
3. is normal
4. differs from the normal protein by one amino acid

Answer 1

2. Can carry less oxygen and more carbon dioxide.

Step-by-step explanation:

Sickle cell anemia damages and inhibits hemoglobin in red blood cells reducing how much oxygen they can carry.