Genetics Vocabulary

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

• Chromosome

• Trait

• Hybrid

• Allele

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

What are physical characteristics of an organism?

• Alleles

• Genotypes

• Genes

• Phenotypes

Tags

NGSS.MS-LS4-4

Having two identical alleles of a particular gene or genes.

• Homozygous/Purebred

• Hybrid/Heterozygous

• Traits

• Genotype

recessive

• an allele that is masked when a dominant allele is present; lowercase letters

• the set of information that controls a trait

• the different forms of a gene

• when characteristics are passed from parent to offspring

Tags

NGSS.HS-LS3-1

An organism's physical appearance due to its genes.

• Genotype

• Genes

• Phenotype

• Allele

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

The blending of two alleles where they are both expressed

• Probability

• Punnett Square

• Codominance

• Incomplete Dominance

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

A special chart used to show possible gene combinations

• Line graph

• Circle Graph

• Punnett Square

• Pie Graph

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

• Recessive

• Purebred

• Dominant

• Gene

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

• Purebred/Homozygous

• Hybrid/Heterozygous

• Mixed

• Phenotype