<em>Answer:</em>
<em>The Doctor may suspect that the cancer runs through the family. Why, because if three different people all have the same exact cancer then it must means that it's in their genes or genotype from the parent passed down to the offspring.</em>
Explanation:
A persons biological because its the only one that makes sense according to the study of genetics. EX: X chromosome are always in females eggs, while the x & y chromosome is in the male.
Drivers license/Id, Insurance card, Social security number and sometimes other health records
It depends on which trait is dominant. Whichever trait is dominant will be the heterogeneous trait carried by 100% of the offspring.
