Question

What information found in a family health tree indicates that a disease might have a genetic link?A) a family member with multiple cancersB) presence of a disease in family members with poor health habitsC) appearance of a disease in one family memberD) onset of a disease at a late age

Answer 1

Answer:A) a family member with multiple cancers.

Explanation:

A pedigree tree reveals the family history of disease associated with any family member in the past which can be linked to present living members.

Cancer is a genetic disorder. It is caused by the mutation in one of the functional genes. This leads to abnormal growth of cells in the form of tumor. It is a heritable genetic disorder. The mutation may be pass to the next generation. Thus the appearence of disorder in generations can be traced with pedigree tree. The family member with multiple cancer has acquired cancer from previous generations.

Answer 2

Answer:

C

Explanation: