About 179,000 African American soldiers
The answer would be the second (2nd) statement. Programs to fight HIV/AIDS have been the most help in breaking the cycle of poverty and disease in Botswana. These programs helped raise awareness about the devastating causes and effects of these to poverty and disease-spreading.
It collapsed because of cold war and also corruption.
Answer:
Proteins embedded within the phospholipid bilayer carry out the specific functions of the plasma membrane, including selective transport of molecules and cell-cell recognition.