Genetics Overview

What is the study of genes and how they are passed down from parents to offspring called?

• Dominant

• Recessive

• Heredity

• Genetics

What is the passing of traits from parents to offspring called?

• DNA

• Trait

• Heredity

• Phenotype

What are units of heredity that contain the instructions for building and maintaining an organism called?

• DNA

• Trait

• Genes

• Phenotype

What is a complex molecule that carries genetic information?

• Dominant

• Recessive

• Phenotype

• DNA

What is a specific characteristic that is determined by a gene called?

• Co-dominant

• Trait

• Genetics

• Incomplete dominant

What is a gene that is always expressed when present called?

• Recessive

• Trait

• Dominant

• Incomplete dominant

What is a gene that is only expressed when two copies are present called?

• Genetics

• Incomplete dominant

• Dominant

• Recessive