The CD4 receptor-bearing T lymphocyte is infected by:
Correct answer: A. HIV
- A. HIV
- B. HBV
- C. HCV
- D. HAV
Explanation
The answer is "HIV."Explanation: Viruses are intracellular obligate parasites, and they require a specific receptor site for their adsorption. The receptor site required by HIV is called the CD44 receptor site (cluster of differentiation 4). It is a cluster of specific glycoproteins that develops on the surface of T4 lymphocytes.
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