Genetics Vocabulary

A dominant allele is represented by a ______ letter.

• lower-case

• capital

What is the percentage of offspring that have green pods?

• 100%

• 75%

• 50%

• 25%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-3

Big (B) is dominant over small (b). What percent of the offspring will be small?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

a specific characteristic that an organism can pass to its offspring through its genes

• DNA

• carrier

• heredity

• trait

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The physical characteristic of a trait. For example: A tall pea plant

• Genotype

• heterozygous

• DNA

• Phenotype

The genetic makeup of a trait. For example: Tt or TT (T = tall height)

• phenotype

• Genotype

• Homozygous

•  Eye color

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The different forms of a gene. For example: yellow vs. green seeds

• Punnet Square

• Homologous Chromosomes

• Allele

• Gene

Having two of the same alleles for a trait. For example: TT or tt

• Homozygous

• Heterozygous

• Dominant

• Recessive

Having two different alleles for a trait. For example: Tt

• Homozygous

• Heterozygous

• Dominant

• Recesive

This describes an allele's ability to mask the recessive form and is represented by a capital letter.

• Homozygous

• Heterozygous

• Dominant

• Recessive