Lymphocytes that cause the formation of holes in plasma membranes are?

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Lymphocytes that cause the formation of holes in plasma membranes are? Answer: Killer or Cytotoxic T cells

The lymphocytes that cause the formation of holes in plasma membranes are cytotoxic T cells (also known as killer T cells). They release a protein called perforin, which forms pores in the membrane of target cells, allowing other enzymes to enter and destroy the cell.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.