Genetics Review Flashcard

Front

What do we call the different forms/versions of a gene that can exist at a single locus?

Back

Alleles

Front

What is the term for the observable traits or characteristics of an organism?

Back

Phenotype

Front

An allele whose trait only shows up when no dominant allele is present is called what?

Back

Recessive allele

Front

What is the term for the specific combination of alleles an organism has for a particular gene?

Back

Genotype

Front

If a heterozygous individual (Tt) is crossed with another heterozygous individual (Tt), what will be the genotype ratio of the offspring?

Back

1 TT : 2 Tt : 1 tt

Front

What is the genetic makeup of an organism called?

Back

Genotype

Front

What is the physical expression of a trait in an organism?

Back

Phenotype

Front

What do we call an allele that masks the effect of another allele?

Back

Dominant allele

Front

What is the term for the genetic information carried by an organism?

Back

Genome

Front

What is the process by which traits are passed from parents to offspring?

Back

Inheritance