Tomas is studying his family’s genealogy for an anthropology class. he interviews an uncle about the family’s health history and learns that a number of family members have sickle cell anemia. it is safe to assume that

Based on the given statement above, it will be best for Tomas to assume that the next generation including himself will have a great possibility of having a sickle cell anemia. This is because the sickness is passed on through the genes making it hereditary. 

My opinion is that it doesn't