Genetics

Front

Heterozygous: Different, Homozygous: ____________

Back

The same

Front

What genotype(s) would result in purple petals if P= purple petals and p= white petals?

Back

PP, Pp

Tags

NGSS.HS-LS3-1

Front

What is a trait?

Back

A physical or behavioral characteristic passed down from your parents.

Tags

NGSS.HS-LS3-1

Front

If 'B' represents brown hair, and 'b' represents blond hair, what will the genotype be for a homozygous brown-haired person?

Back

BB

Front

What is the missing pairing for a homozygous recessive genotype?

Back

aa

Front

Define genotype.

Back

The genetic constitution of an individual, represented by alleles.

Front

Define phenotype.

Back

The observable physical or biochemical characteristics of an organism, determined by both genetic makeup and environmental influences.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even when only one copy is present, while recessive alleles require two copies to express their trait.

Front

What does it mean for an organism to be homozygous?

Back

An organism is homozygous when it has two identical alleles for a particular gene.

Front

What does it mean for an organism to be heterozygous?

Back

An organism is heterozygous when it has two different alleles for a particular gene.