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MDCAT Biology QUESTION #11298
Question 1
Which cells are primarily targeted and destroyed by the HIV virus?
  • B lymphocytes
  • Helper T cells (CD4$^+$ T cells)✔️
  • Cytotoxic T cells
  • Natural killer cells
Correct Answer Explanation
HIV (Human Immunodeficiency Virus) specifically targets and destroys helper T cells (CD4$^+$ T lymphocytes) by binding to the CD4 receptor. This cripples the immune system, leading to AIDS (Acquired Immunodeficiency Syndrome).