Clonal Selection and Expansion

Part of Adaptive Immunity and Antibodies — GCSE Biology

This diagram covers Clonal Selection and Expansion within Adaptive Immunity and Antibodies for GCSE Biology. Specific immune responses, antibody production, lymphocytes, memory cells It is section 8 of 18 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Topic position

Section 8 of 18

Practice

20 questions

Recall

25 flashcards

Clonal Selection and Expansion

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Read this section alongside the surrounding pages in Adaptive Immunity and Antibodies. That gives you the full topic sequence instead of a single isolated revision point.

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Practice Questions for Adaptive Immunity and Antibodies

What are antigens?

A. Antibodies produced by white blood cells
B. Unique proteins on the surface of pathogens
C. Toxins produced by bacteria
D. Memory cells that remain after infection

1 markfoundation

Explain how lymphocytes produce antibodies to destroy a specific pathogen.

3 marksstandard

Quick Recall Flashcards

What is an antibody?

A Y-shaped protein (immunoglobulin) produced by plasma cells that binds specifically to antigens to neutralize or mark them for destruction.

What is an antigen?

A foreign substance that triggers an immune response by being recognized as non-self by the immune system.

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