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Cambridge IGCSE Biology practice

Paper 3 structured question: Sexual reproduction in humans

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Sexual reproduction in humans

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Paper 3Theory (Core)2 marks

Differences between male and female gametes

Description

Male and Female Gametes

Male gametes (sperm) are small, motile cells produced in large numbers. Female gametes (eggs) are large, non-motile cells produced in smaller numbers and contain nutrients to support early development.

  1. a

    Compare male and female gametes in terms of size and movement.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Sexual reproduction in humans

Paper 3Theory (Core)2 marks

Description

Male and Female Gametes

Male gametes (sperm) are produced in large numbers and have a tail for movement. Female gametes (eggs) are produced in smaller numbers and contain nutrients to support the embryo.

  1. a

    Compare male and female gametes in terms of quantity and nutrient content.

    Aim for approximately 2 distinct marking points.

    [2]