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Cambridge IGCSE Biology practice

What are chromosomes made of?

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Show answerChromosomes, genes and proteins revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

Chromosomes, genes and proteins

Exam-style question

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What are chromosomes made of?.

  1. A.Proteins
  2. B.DNA
  3. C.Lipids
  4. D.Carbohydrates

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Paper 3 structured question: Chromosomes, genes and proteins

Paper 3Theory (Core)2 marks

Diagram Description

Diagram of a chromosome

A diagram shows a chromosome with a label pointing to DNA and another label pointing to genes along the DNA strand.

  1. a

    State what chromosomes are made of.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    Identify what genetic information is held in chromosomes.

    Aim for approximately 1 distinct marking point.

    [1]