Genetics Concepts Quiz
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Questions and Answers

Which genetic mechanism involves multiple genes controlling a single trait or character?

  • Multiple allele
  • Epistasis
  • Polygenic inheritance (correct)
  • Pleiotropy

Which genetic phenomenon occurs when one gene controls many phenotypic traits?

  • Multiple allele
  • Pleiotropy (correct)
  • Recessive epistasis
  • HLA

In which genetic scenario do two genes interact to control the phenotype in a 9:3:3:1 ratio?

  • Recessive epistasis
  • Epistasis (correct)
  • Dominant epistasis
  • Unlinked gene

Which type of gene interaction results in a phenotypic ratio of 12:3:1?

<p>Dominant epistasis (C)</p> Signup and view all the answers

Which genetic phenomenon involves different alleles at one locus coding for protein antigens?

<p>Multiple allele (D)</p> Signup and view all the answers

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