B2 5.6 Inherited conditions in humans

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  • Created by: jkav
  • Created on: 24-04-14 22:20
  • There are many different genetic disorders. Some are caused by a dominat allele, some by a recessive allele.
  • If the allele is dominant the person only has to inherit one dominant allele to have the genetic disorder, e.g. polydactyly where a baby is born with extra fingers or toes.
  • Polydactly can be passed on by one parent who has the allele.
  • If an allele is recessive the person must inherit…


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