Answer:
2. Can carry less oxygen and more carbon dioxide.
Explanation:
Sickle cell anemia damages and inhibits hemoglobin in red blood cells reducing how much oxygen they can carry.
Populations tend to grow because of repopulation.
Answer:
ur not ugly God made you, and if you love yourself that is all that matters and whoever thinks ur ugly is ugly and u r not ugly trust me have a blessed day sweetie