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Chromosomes, hormones and DSD

Chromosomes, hormones and DSD

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12
Question 1

Two of the following statements about atypical sex chromosome patterns and the role of hormones in gender development are true.

Identify the two statements that are true.

Select two from the options below:

  • A: Individuals with Klinefelter's syndrome possess the chromosome pattern XXY and are biologically male.
  • B: Oxytocin is a hormone produced predominantly in the testes that is responsible for male sexual differentiation during prenatal development.
  • C: A psychological characteristic often associated with Turner's syndrome (XO) is higher-than-average verbal ability, accompanied by specific difficulties with spatial and mathematical tasks.
  • D: Individuals with Turner's syndrome typically have an extra copy of the X chromosome, resulting in a total of 47 chromosomes.
  • E: Estrogen is the primary hormone responsible for the masculinisation of the brain during the prenatal period, leading to typical male physical development.
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Markscheme

Chromosomes, hormones and DSD Questions

  1. A Level
  2. /Psychology
  3. /Chromosomes, hormones and DSD

13 exam-style questions on AQA A Level Psychology Chromosomes, hormones and DSD. Each one has a worked solution and a mark scheme showing where the marks go.

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