Genetics Vocab

Front

Genetic makeup of a trait (e.g., Tt, TT)

Back

Genotype

Front

Physical trait characteristic (e.g., tall pea plant)

Back

Phenotype

Front

Different forms of a gene (e.g., yellow vs. green seeds)

Back

Allele

Front

Two identical alleles for a trait (e.g., TT, tt)

Back

Homozygous

Front

Two different alleles for a trait (e.g., Tt)

Back

Heterozygous

Front

Allele's ability to mask recessive form, represented by a capital letter.

Back

Dominant

Front

An allele's inability to mask the dominant form is represented by a lower case letter.

Back

Recessive

Front

Grid showing gene combinations from a genetic cross.

Back

Punnett Square

Front

Chromosomes of similar size with genes in the same locations but different alleles.

Back

Homologous Chromosomes

Front

blue eyes, curly hair

Back

phenotype