genetics vocabulary

Front

What is the term for having two identical alleles for a trait?

Back

Homozygous

Front

What do we call the different forms of a gene?

Back

Allele

Front

What is the term for having two different alleles for a trait?

Back

Heterozygous

Front

What is the genetic makeup of an organism called?

Back

Genotype

Front

What is the observable physical characteristic of an organism?

Back

Phenotype

Front

What is the term for an allele that masks the effect of another allele?

Back

Dominant

Front

What is the term for an allele that is masked by a dominant allele?

Back

Recessive

Front

What do we call the physical expression of a trait?

Back

Phenotype

Front

What is the combination of alleles an organism has for a specific trait?

Back

Genotype

Front

What is a purebred organism?

Back

An organism that is homozygous for a trait.