Genetics Vocabulary

A genetic trait that is represented with a capital letter and will always show if it is present.

• Recessive

• Purebred

• Dominant

• Gene

Genetic makeup of an organism

• Traits

• Phenotype

• Genotype

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A structure found in the nucleus of the cell that contains genetic information (DNA)

• Chromosome

• Trait

• Hybrid

• Allele

Tags

NGSS.HS-LS3-1

What are physical characteristics of an organism?

• Alleles

• Genotypes

• Genes

• Traits

Tags

NGSS.MS-LS4-4

A trait that is masked by the dominant trait. This type of trait only appears if two recessive alleles for the same characteristic are inherited. It will be represented by a lowercase letter.

• Recessive

• Dominant

• Homozygous

• Allele

An organism that has two different alleles for a trait is...

• Purebred/Homozygous

• Hybrid/Heterozygous

• Mixed

• Phenotype

One gene from a gene pair (alternate form of a gene)

• Gene

• Chromosome

• Allele

• Trait

Having two identical alleles of a particular gene or genes.

• Homozygous/Purebred

• Hybrid/Heterozygous

• Traits

• Genotype

An organism's physical appearance due to its genes.

• Genotype

• Genes

• Phenotype

• Allele

Tags

NGSS.HS-LS3-2

DNA segments found on chromosomes that determines the inheritance of a particular trait

• Alleles

• Traits

• Genes

• Genotypes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1