Genetics Vocabulary

A diagram that shows phenotypes of genetically related family members

• pedigree

• trait

• purbred

• recessive

Tags

NGSS.HS-LS3-1

Pollination that occurs when pollen from one plant reaches the pistil of a flower from a different plant.

• cross-pollination

• self-pollination

• dominant pollination

• recessive pollination

The passing of traits from parents to offspring.

• capital letter

• genetics

• offspring

• heredity

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How a trait appears or is expressed. It is the physical appearance or observable trait.

• geneotype

• allele

• phenotype

• gene

Tags

NGSS.HS-LS1-1

When two alleles of a gene are different (example Tt).

• genotype

• heterozygous

• homozygous

• allele

In science, it represents the recessive allele.

• carrier

• capital letter

• lowercase letter

• heredity

When two alleles of a gene are the same (example TT or tt).

• gene

• allele

• genotype

• homozygous

A distinguishing quality, trait, or feature of an individual or thing.

• characteristic

• dominant

• trait

• phenotype

Tags

NGSS.HS-LS3-1

A special tool derived from the laws of probability. It is used to predict the possible offspring from a cross or mating between two parents.

• carrier

• allele

• Punnett square

• cross pollination

Tags

NGSS.HS-LS3-3

Both alleles (factors) for a trait are the same and dominant (example AA).

• heterozygous dominant

• genotype

• phenotype

• homozygous dominant