HIV mainly attacks:
Correct answer: A. CD4 site of T cells
- A. CD4 site of T cells
- B. B cells
- C. White blood cells
- D. None of these
Explanation
HIV mainly attacks the CD4 site of T cells. T cells are a type of white blood cell that is important for the immune system. They help the body fight off infection by recognizing and destroying foreign invaders.
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About Biodiversity and Variety of Life
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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