Inheritance

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  • Created by: GGB2016
  • Created on: 21-06-16 15:35

1. What is a mutation?

  • Alternate forms of a gene
  • A portion of a chromosome that codes for one polypeptide
  • A change in the quantity, base sequence or structure of DNA
  • A combination of alleles
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2. What ratio does incomplete dominance give?

  • 1:3
  • 9:1
  • 1:2:1
  • 3:1

3. What is complete dominance?

  • Where a gene only has one allele
  • Where neither allele is dominant
  • Where a dominant allele is expressed over a recessive allele
  • Where none of the offspring produced show dominant alleles

4. What are unlinked genes?

  • A type of cell
  • An alternate form of a gene
  • Where multiple factors are observed at once
  • Where parents and offspring have a different genotype

5. What is the ratio for unlinked genes?

  • 6:3:1
  • 5:1
  • 9:3:3:1
  • 3:1

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