Tay-Sachs is an autosomal recessice disease. Robyn is heterozygous dominate for the Tay-sachs gene (the T gene we'll call it), while her husband is homozygous dominant for this gene.
A. What are their GenoTypes?
B. What are their Phenotypes?
C. What % of their potential offspring could have Tay sachs disease based upon the information given.
2007-12-07 01:50:39 · 2 answers · asked by Chelsea R 1 in Science & Mathematics ➔ Botany
Robyn is Tt & hubby is TT
Neither express the disease even though Robyn carries the gene on one copy and none of the offspring will either.
Tt x TT => TT or Tt at 1:1
2007-12-07 10:29:15 · answer #1 · answered by gardengallivant 7 · 0⤊ 0⤋
I'm not quite sure without looking it up, but it might help you to reclassify your question as genetics, botany concerns plants. Good luck!
2007-12-07 01:53:43 · answer #2 · answered by Anonymous · 0⤊ 0⤋