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mediumMCQUPTET Paper 2 (Maths & Science)2026Mathematics and Science
1 mark

HIV mainly infects

  1. A
    Cytotoxic T-lymphocytes
  2. B
    Helper T-lymphocytes
  3. C
    Killer lymphocytes
  4. D
    Cell mediated T-lymphocytes

Solution & Step-by-step Explanation

The Human Immunodeficiency Virus (HIV) selectively targets and binds to CD4 receptor molecules found primarily on the surface of Helper T-lymphocytes ( cells), crippling the host's adaptive immune system.

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HIV mainly infects
A
Cytotoxic T-lymphocytes
B
Helper T-lymphocytes
C
Killer lymphocytes
D
Cell mediated T-lymphocytes

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BiologyImmunologyHuman Diseases

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