Dominant & Recessive Traits Vocab Review

Front

What is the stronger allele that is expressed when one or more copies are present?

Back

Dominant

Front

What is it called when neither allele is completely dominant and offspring are a blend of both alleles?

Back

Incomplete dominance

Front

What are different versions of a gene called?

Back

Alleles

Front

What is it called when both alleles are dominant and offspring show both alleles at the same time?

Back

Codominance

Front

What is the genetic makeup of an organism, expressed as a combination of letters?

Back

Genotype

Front

What is the observable physical or biochemical characteristics of an organism?

Back

Phenotype

Front

What term describes an organism with two identical alleles for a trait?

Back

Homozygous

Front

What term describes an organism with two different alleles for a trait?

Back

Heterozygous

Front

What is the term for the physical expression of a genotype?

Back

Phenotype

Front

What is the relationship between alleles that results in one allele completely masking the effect of another?

Back

Complete dominance