Biology
AIDS is caused by the Human Immunodeficiency Virus (HIV). The transmission of HIV infection generally occurs through

Inhaling polluted air
Transfusion of contaminated blood and blood products
Shaking hand with infected person
Eating contaminated food and water

ANSWER DOWNLOAD EXAMIANS APP

Biology
Which is not a function of the cell membrane?

Keeps materials within the cell separated from the environment outside the cell
Helps substances pass from the cytoplasm into the nucleus
Helps control the movement of materials into and out of the cell
Allows the cell to change shape under pressure

ANSWER DOWNLOAD EXAMIANS APP