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Cambridge IGCSE Biology practice

Paper 3 structured question: Chromosomes, genes and proteins

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1

Marks

Topic

Chromosomes, genes and proteins

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Paper 3Theory (Core)1 marks

Understanding genes and their role in protein synthesis.

Description

Gene and Protein

A gene is a segment of DNA that contains the instructions to make a protein.

  1. a

    State what a gene is.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Chromosomes, genes and proteins

Paper 3Theory (Core)1 marks

Description

Gene Function

Genes are segments of DNA that carry the instructions for making proteins, which perform various functions in the body.

  1. a

    Identify what a gene codes for.

    Aim for approximately 1 distinct marking point.

    [1]