Punnett Square Vocab

Front

Characteristic passed to offspring through genes: ___________

Back

Trait

Front

An allele masked by a dominant allele; the "weaker" gene.

Back

Recessive Allele

Front

An allele that always expresses its trait when present; the "stronger" gene.

Back

Dominant Allele

Front

An organism’s genetic makeup or allele combination.

Back

Genotype

Front

Organism's visible traits.

Back

Phenotype

Front

Organism with two different alleles for a trait (e.g., Tt, Rr)

Back

Heterozygous

Front

Organism with two identical alleles (e.g., TT, tt)

Back

Homozygous

Front

A factor that covers up another is _____

Back

Dominant

Front

Scientists use capital and small letters to show the _____ of an organism.

Back

genotype

Front

Homozygous means...

Back

the alleles are the same.