PEDIGREE'S

I CREATED A PEDIGREE ON GREG AND OLGA'S FAMILY THEY LOOK NOTHING LIKE EACH OTHER. IT'S CRAZY HOW SOME OF THEM HAVE THE DISEASE AND SOME DON'T HAVE IT. TAKE A LOOK AT WHAT I CREATE FOR THE BOTH OF THEM.

THIS IS GREG

THIS IS OLGA'S PEDIGREE

Questions


1.Do autosomal dominant disorders skip generations?

In some of there cases it does skip generations.

2.Could Greg or his mother be carriers of the gene that causes myotonic dystrophy?
YES THEY CAN BE EVEN THROUGH THEY DON'T SHOW ANY SYMPTOMS OF MYOTONIC DYSTROPHY THEY STILL CAN CARRY IT.
3.Is there a possibility that Greg’s aunt or uncle is homozygous for the myotonic dystrophy (MD) gene?
YES THERE IS A POSSIBILITY THAT THERE HOMOZYGOUS FOR THE MYOTONIC DYSTROPHY (MD) GENE
4.Symptoms of myotonic dystrophy sometimes don’t show up until after age fifty. What is the possibility that Greg’s cousin has inherited the MD gene?
IT IS A 50% 50% CHANCE THAT GREG COUSIN HAD INHERITED THE MD DISEASE JUST BECAUSE THE MOTHER HAS IT AND THE FATHER IS NORMAL MAN.

5.What is the possibility that Greg and Olga’s children could inherit the MD gene?
IT AGAIN IS ANOTHER 50%50% CHANCR THAT THERE CHILDREN WILL INHERIT THE DISEASE JUST BECAUSE THEY DON'T HAVE IT DOESN'T MEAN THERE CHILDREN WON'T. IT COULD SKIP GENERATION.