**CFU Lesson 3 & 4 Genetics

Front

What is an inherited trait?

Back

A trait that comes from the parents.

Front

In a pedigree, how are people that do not have a trait shown?

Back

Not shaded.

Front

What traits are passed along through generations of family members?

Back

Color of hair, color of eyes, and other genetic traits.

Front

What is a variation in genetics?

Back

Genetic traits that are different even between parents and offspring.

Front

What is a pedigree?

Back

A diagram that shows the occurrence of a genetic trait in several generations of a family.

Front

What does it mean if a trait is dominant?

Back

It means that the trait will appear in the offspring even if only one parent contributes it.

Front

What does it mean if a trait is recessive?

Back

It means that the trait will only appear in the offspring if both parents contribute it.

Front

What is a genotype?

Back

The genetic makeup of an organism, represented by letters (e.g., AA, Aa, aa).

Front

What is a phenotype?

Back

The physical appearance or observable characteristics of an organism.

Front

What is a chromosome?

Back

A structure made of DNA that contains genes.