Heredity Vocab

an allele that is only expressed when there are no dominant alleles present

• genotype

• dominant

• recessive

• phenotype

an organism that has two different alleles for a trait

• chromosomes

• DNA

• heterozygous

• homozygous

an organism that has two identical alleles for a trait

• chromosomes

• DNA

• heterozygous

• homozygous

a long molecule containing the genetic information that makes up the chromosomes

• chromosomes

• DNA

• heterozygous

• homozygous

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

An alternative form of a gene.

• Allele

• DNA

• Dominant

• Recessive

The scientific study of heredity

• alleles

• genetics

• chromosomes

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A segment of DNA on a chromosome that codes for a specific trait

• allele

• genotype

• gene

• homozygous

Tags

NGSS.HS-LS3-1

Dominant

• Describes a trait that covers over, or dominates, another form of that trait

• genetic makeup

• weak

• An organism that has two identical alleles for a trait

An organism that has two different alleles for a trait

• homozygous

• genetic makeup

• dominant

• heterozygous

Genotype

• variation

• an organism's genetic makeup, or allele combinations

• recessive

• an organisms physical appearance, or visible traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2