Which of the following statements about bipolar disorder is true? -The symptoms of bipolar disorder cannot be managed by medication.

-One sign of a person being in the manic phase is that the person stops talking.

-Persons with bipolar disorder faithfully take their medications because they feel better when they do.

-Bipolar disorder is generally diagnosed before the age of 25.

Awoman comes to your genetic counseling center because she knows that huntington disease occurs in members of her family. her paternal grandfather was afflicted, but so far her father shows no symptoms. her two great-great grandmothers on her father's side were healthy well into their 90s, and one of her great-great grandfathers died of unknown causes at 45. testing for huntington disease is extremely expensive, but she is concerned that she may fall victim to this disease and wants to plan her life accordingly. after examining her pedigree you advise her to