units B1 & B2

1. which pair of chromosomes control whcih sex a person is?

  • X or Y / pair 23
  • 21st pair
  • 10th pair
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Other questions in this quiz

2. how many pairs of chromosomes are there in the human cell

  • 23
  • 46
  • 74

3. what are structual proteins?

  • build up the order of the bones
  • they build the body up, i.e. collagen, the proteins found in tendons
  • they take part in the chemicsal reactions within the body, such as enzymes (amylase)

4. list 3 things in which a cell does

  • moves muscels, build cells, carry oxygen in the blood
  • pump blood around the body, respire, digest
  • talk, run, sing

5. what is a gene?

  • its for protein
  • it is a length of DNA that is a chemical code for protein
  • it is something in the chromosome


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