Front

What is a characteristic of a species such as size or shape?

Back

Character

Front

What is a pattern of inheritance in which there are only two alleles and the dominant trait is always expressed in hybrid organisms?

Back

Simple dominance

Front

What is a form of a character such as tall or short?

Back

Trait

Front

What is a slightly different version of a gene coding for the same trait?

Back

Allele

Front

What is the trait that an organism expresses as determined by its genotype?

Back

Phenotype

Front

What is the genetic makeup of an organism?

Back

Genotype

Front

What is the term for an organism that has two identical alleles for a trait?

Back

Purebred

Front

What is the term for an organism that has two different alleles for a trait?

Back

Hybrid

Front

What is the term for a trait that is expressed only when two recessive alleles are present?

Back

Recessive trait

Front

What is the term for a trait that is expressed even when only one dominant allele is present?

Back

Dominant trait