Pedigrees

Front

An individual with two different alleles for a specific trait is said to be:

Back

heterozygous

Front

Phenotype refers to the _________ of an individual

Back

actual physical appearance

Front

If the two parents represented in the Punnett square have four offspring, what does the Punnett square tell you?

Back

There is a 50% chance for each of the four offspring to have the genotype Aa.

Front

The shaded shapes represent individuals with attached earlobes (ee). What is the genotype of the generation I parents?

Back

Ee

Front

What do the circles represent in a pedigree chart?

Back

Female

Front

What do the squares represent in a pedigree chart?

Back

Male

Front

What is a pedigree chart used for?

Back

To track the inheritance of traits in a family over generations.

Front

What does it mean if a trait is dominant?

Back

It means that only one copy of the allele is needed for the trait to be expressed.

Front

What does it mean if a trait is recessive?

Back

It means that two copies of the allele are needed for the trait to be expressed.

Front

What is a genotype?

Back

The genetic makeup of an individual, represented by alleles.