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Learning objective

Recognize that an HIV infection can progress to acquired immunodeficiency syndrome (AIDS).

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE BiologyReproductionCore content

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Quick explanation

Recognize that an HIV infection can progress to acquired immunodeficiency syndrome (AIDS)

  • This point belongs to Sexually transmitted infections, especially Sexually transmitted infections outcomes.
  • You need to be able to recognize that an HIV infection can progress to acquired immunodeficiency syndrome (AIDS).
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

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This objective helps connect Sexually transmitted infections outcomes to exam-style questions, flashcards, and revision notes for Sexually transmitted infections.

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Paper 3 structured question: Sexually transmitted infections

Paper 3Theory (Core)1 marks

Description

HIV and AIDS

HIV attacks T-helper cells, which are important for the immune response. As the number of T-helper cells decreases, the immune system becomes weaker. When the immune system is severely damaged, the condition is called AIDS.

  1. a

    State the condition that can develop from an HIV infection.

    Aim for approximately 1 distinct marking point.

    [1]
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