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#Question id: 3574


Huntington diseased caused by a dominant allele and both parents are affected. If marker test that reveals only man is heterozygous while wife is homozygous. What are the chances that their children will have the disease?

#Section 2: General Biology
  1. all  their children will have Huntington diseased

  2. 1/4 of the their children will have Huntington diseased

  3. 1/2 of the children will have Huntington diseased.

  4. 3/4 of the their children will have Huntington diseased