Genetics Vocab

Front

Heredity

Back

Passing of physical traits from parents to offspring.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Genes

Back

The factor controlling a trait found on chromosomes.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Front

Alleles

Back

Letters representing different forms of a gene.

Tags

NGSS.HS-LS3-2

Front

Recessive trait: hides in background (lowercase) expressed only in homozygous form (ex: dd)

Back

Recessive trait: hides in background (lowercase) expressed only in homozygous form (ex: dd)

Front

Phenotype

Back

Physical appearance of a trait (e.g., dimples or no dimples)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Heterozygous/ Hybrid

Back

Two identical alleles for a trait (e.g., DD, Dd, dd)

Front

Homozygous/Purebred

Back

Two alleles for one trait that are the same (DD or dd)

Front

Genetics

Back

The scientific study of heredity

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Traits

Back

Different forms of a characteristic (dimples: present or absent)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Dominant trait that overshadows and is expressed (capital letter)

Back

Dominant