The diaphragm's main function is to A) prevent sperm from ...

[kwoodring]

The diaphragm's main function is to
 
  A) prevent sperm from reaching the uterus.
  B) alter the acidity in the vagina.
  C) keep spermicide in place.
  D) prevent implantation of a fertilized egg.

Question 2

HIV affects the human immune system by destroying
 
  A) all leukocytes.
  B) killer T cells.
  C) B cells.
  D) CD4 cells, or helper T cells.

[Athena23]

Answer to Question 1

C

Answer to Question 2

D

[kwoodring]

Thanks for the timely response, appreciate it

[ebonylittles]

Excellent