Front

Aa is

Back

heterozygous (hybrid)

Front

The passing of physical characteristics from parent to young is called...

Back

Heredity

Front

What allele will always show up when present in the genetic combination?

Back

Dominant

Front

Another word for homozygous is...

Back

purebred

Front

When is a recessive allele expressed in offspring?

Back

when two copies are present

Front

What is the definition of a trait?

Back

A trait is a specific characteristic of an organism, such as eye color or height.

Front

What are alleles?

Back

Alleles are different forms of a gene that can exist at a specific locus on a chromosome.

Front

What does homozygous mean?

Back

Homozygous means having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Heterozygous means having two different alleles for a particular gene.

Front

What is a dominant allele?

Back

A dominant allele is an allele that expresses its trait even when only one copy is present.