If this person has a child with a normal individual who has been shown to be homozygous for the short dna fragment. their unborn child is homozygous for the short dna restriction fragment. what is the

If this person has a child with a normal individual who has been shown to be homozygous for the short dna fragment. their unborn child is homozygous for the short dna restriction fragment. what is the likelihood that the child will have have marfan's syndrome? (enter your answer as a percentage)