Heredity Vocabulary

When several genes influence a trait

• heterozygous

• dominant

• multiple alleles

• linked genes

A version of a gene

• allele

• dominant

• recessive

• gene

Tags

NGSS.HS-LS3-2

When the heterozygous genotype results in a phenotype where both alleles are fully and separately expressed

• heterozygous

• codominance

• incomplete dominance

• epistasis

Chromosomes 1-44 in humans

• sex chromosomes

• autosomes

• Auto Zone

• alleles

Tags

NGSS.HS-LS3-1

A trait that will only be expressed if the genotype is homozygous

• dominant

• sex-linked

• autosomal

• recessive

Genes that travel on the X chromosome

• autosomal

• dominant

• recessive

• sex-linked

Chromosomes line up randomly during metaphase, therefore it is possible for any combination of chromosomes to be passed from parent to offspring.

• Law of Independent Assortment

• Law of Segregation

• Law of Gametes

• Law of Dominance

Tags

NGSS.HS-LS3-2

A diagram showing homologous chromosome pairs

• allele diagram

• chromotype

• karyotype

• genome

The macromolecule that runs your body and expresses your traits

• proteins

• carbohydrates

• nucleic acids

• lipids

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

A section of chromosome that codes for a single protein

• allele

• gene

Tags

NGSS.HS-LS1-1