Genetics Vocab Flashcard

Front

What is an example of homozygous dominant alleles?

Back

TT

Front

What is a version of a gene called?

Back

An allele.

Front

What term describes an organism’s genetic makeup, specifically the pair of alleles for a trait?

Back

Genotype.

Front

What is the term for the passing down of traits from parents to their children?

Back

Heredity.

Front

What is an example of homozygous recessive alleles?

Back

bb.

Front

What is the difference between homozygous and heterozygous alleles?

Back

Homozygous alleles are identical (e.g., TT or tt), while heterozygous alleles are different (e.g., Tt).

Front

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

Back

Phenotype.

Front

What is the role of alleles in genetics?

Back

Alleles are different versions of a gene that determine specific traits.

Front

What is the significance of dominant and recessive alleles?

Back

Dominant alleles mask the effect of recessive alleles in heterozygous conditions.

Front

How can you determine the genotype of an organism?

Back

By analyzing the alleles it possesses for a specific trait.