MCQBiology

CBSE · Class 12 · Biology · Human Health and DiseasesHuman Immunodeficiency Virus (HIV) primarily attacks and destroys which type of cells?

Step-by-Step Solution

HIV attacks and destroys Helper T-lymphocytes (CD4+ cells), leading to a progressive weakening of the immune system.

Detailed Options Breakdown
Option : Cytotoxic T-cells

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Health and Diseases.

Option 1: Helper T-lymphocytes (Correct Answer)

Correct choice. Refer to the step-by-step verified solution guidelines above for details.

Option 2: B-lymphocytes

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Health and Diseases.

Option 3: Erythrocytes

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Human Health and Diseases.

💡 Study Guide: This question tests core syllabus concepts from Human Health and Diseases. For formulas, key summaries, and mock exam reference guides, read the full Human Health and Diseases Revision Notes.
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