Genetics Vocabulary

Front

Homozygous

Back

Having 2 of the same alleles for a specific trait (TT or tt).

Tags

NGSS.HS-LS3-1

Front

Heterozygous

Back

 Having 2 different alleles for a specific trait (Tt).

Front

Dominant

Back

The allele that always shows when present.

Front

Recessive

Back

The allele that is hidden when dominant is present.

Front

Genotype

Back

The genetic code for a certain trait.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Front

Phenotype

Back

The physical appearance of the trait.

Tags

NGSS.HS-LS3-1

Front

Allele

Back

Different forms of a gene/trait.

Tags

NGSS.HS-LS3-2

Front

Gene

Back

Segment of DNA that controls your traits.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Chromosome

Back

Condensed DNA that is packed tight together.

Tags

NGSS.HS-LS3-1

Front

Hybrid

Back

Another way to say "heterozygous".