Other questions in this quiz

2. What disease is caused by a recessive allele?

  • Heart disease
  • Cystic fibrosis
  • Huntington's disease
  • Kidney failure

3. What does asexually reproduction mean?

  • Reproduction with just one parent
  • The way animals reproduce
  • Sexual reproduction
  • Production children

4. What is special about the 23rd pair of chromosomes?

  • They determine sex
  • They determine whether you have cystic fibrosis or not
  • They determine whether you have Huntington's disease or not
  • They determine hair colour

5. How many pairs of chromosome are in a human cell?

  • 23
  • 46
  • 21
  • 42

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