B1 Revision

B1 Revision Quiz 

Topic 1.

Genes, Chromosomes and DNA.

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  • Created by: cerysstx
  • Created on: 06-01-14 18:49

1. Genes can exist in different versions. The different version of the same gene is called...

  • An allele
  • A DNA strand
  • A protein
  • A base
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Other questions in this quiz

2. What characteristic can be controlled only by genes?

  • Hair colour
  • Eye colour
  • Piercings
  • Scars

3. What does a Genotype do?

  • Changes genes
  • Makes genes code for specific proteins
  • Describes the genes its got
  • Produces genes

4. What is a gene?

  • A double-helix shaped molecule
  • A short length of a chromosome
  • A strand of base pairs
  • A chain of amino acids in a specific shape

5. What are the correct examples of structural proteins?

  • Lactase & catalase
  • Amylase & trypsin
  • Skin, hair & blood
  • Muscles, cells & tissues

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