I know that B applies, and D might apply assuming it means certain materials can pass through and not all materials can pass through.
· Riding a bike after school. B. Quitting smoking tobacco. C. Eating sugary cereal for breakfast. D. Practicing ...
AIDS is the most severe phase of HIV infection, when a person’s immune system is severely weakened. When HIV weakens the immune system opportunistic infections occur in the body. The low number of helper T cells in the blood and the badly damaged immune systems leads the infected to get an increasing number of severe illnesses, called opportunistic illnesses. Opportunistic infections are infections caused by pathogens that take advantage of an opportunity not normally available.
Answer:
A patient who can produce antibodies against some bacterial pathogens, but not against viral infections, probably has a disorder in his, B cells.
a) B cells
Answer:
bruh what are the choices
Explanation:
