The study of heredity, single genes and the way the traits are passed from one generation to the other is .............

African Americans are known to be at high risk of sickle disease. when we apply lab tests to a large number of population to determine who are at high risk. Then we make ............

The process by which information from a gene is used in the synthesis of a functional gene product.

Permanent change of a genetic sequence in a gene

Occur in pairs ????

........ are something we inherit from our parents, ......... determine how they are expressed.

When a mixture of alleles is manifested as unique trait. We call it ...............