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Biology Male and Female Questions

    Answer the following questions in the spaces provided.

    1. Across a population the ratio of male to female is 50:50. In small families this is usually not the case. Why is
    this? Explain your answer.

    2. Explain why inheritance of sex always occurs through the male.

    3. In a large family of 6 girls and 1 boy what is the chance of the next child being a girl?

    4. Explain what happens to the sex chromosomes during meiosis.