Genetics Vocabulary & Punnett Squares

The passing of traits from parent to offspring.

• Heredity

• Allele

• Trait

• Phenotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A trait that is covered over by another form of that trait.

• Recessive Trait

• Dominant Trait

• Allele

• Gene

A trait that covers over another form of that trait.

• Dominant Trait

• Recessive Trait

• Allele

• Gene

An organism that has both aleles in the same form: dominant or recessive

• Homozygous

• Heterozygous

• Heredity

• Allele

An organism that has one dominant allele and one recessive allele.

• Heterozygous

• Homozygous

• Gene

• Trait

An organism's genetic make up. Usually expressed in letters.

• Genotype

• Phenotype

• Dominate Trait

• Recessive Trait

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Outward physical appearance and behavior of an organism.

• Genotype

• Phenotype

• Punnett Square

• Genetics

A tool to predict the probability of certain traits that could be found in the offspring.

• Punnett Square

• Recessive Trait

• Allele

• Heterozygous Allele

Tags

NGSS.HS-LS3-3

Red flowers (R) are dominant over white flowers (r). Select the genotypes that would produce red flowers.

• RR

• Rr

• rr

• Rw

Tags

NGSS.HS-LS3-2

Green peas plants (G) are dominant over yellow pea plants (g). What genotype(s) would produce a yellow pea plant?

• GG

• Gg

• gg

• Gy

Tags

NGSS.HS-LS3-1