Biology 5090 · O Level · Inheritance

Inheritance — practice question

The diagram illustrates how the allele, $E$, for polydactyly (having extra fingers) is inherited; this allele is dominant over the normal allele, $e$. What genotypes do persons M and N have?

  • AM: $EE$; N: $ee$
  • BM: $Ee$; N: $Ee$
  • CM: $Ee$; N: $ee$
  • DM: $ee$; N: $ee$

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