Genetics and Heredity Vocabulary

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

Variation

• any similarity between individuals

• any difference between individuals of the same species

• phenotype

• hybrid

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Traits

• phenotype

• purebred

• Characteristics that are inherited

• Control center

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Recessive

• trait of an organism that cannot be masked

• trait of an organism that can be masked by the dominant form of a trait

• physical appearance, visible traits

• any difference between individuals of the same species

Offspring of crosses between parents with different traits

• variation

• phenotype

• hybrid

• dominant

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Phenotype

• An organism's physical appearance, or visible traits

• trait that cannot be masked

• recessive

• trait that can be masked

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

A self-replicating material present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information. a.k.a. deoxyribonucleic acid.

• DNA

• DOA

• RNA

• MBA

Tags

NGSS.HS-LS3-1

The passing of traits from parent to offspring.

• heredity

• allele

• homozygous

• gene

Tags

NGSS.HS-LS3-1

Having two different alleles for a particular gene, ex. Bb.

• heterozygous

• homozygous

• twin

• Punnett square

An allele for a trait that is masked, or covered up, when a dominant allele is present. Represented by a lowercase letter.

• recessive

• dominant

• recycle

• main