Genetics Vocabulary Refresher

The passing of traits from one generation to another

• Genes

• Genetics

• Inheritance/Heredity

• Trait

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Structures found in the nucleus of a cell that contain genetic information

• DNA

• Chromosomes

• Genes

• Traits

Tags

NGSS.MS-LS3-1

The appearance of an organism based on its genotype, plus environmental factors

• Phenotype

• Inherited Trait

• Acquired Trait

• Homozygous

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

Different versions of a gene - each option for a trait -One-half of the gene pair

• Phenotype

• Genotype

• Genetics

• Allele

A set of genes carried by the organism; the genetic makeup Written as 2 letters.

• Genotype

• Phenotype

• Genes

• Genetics

Tags

NGSS.HS-LS3-1

A segment of DNA found on a chromosome that contributes to the inheritance of a particular trait

• Gene

• Genetics

• A&T/C&G

• RNA

Tags

NGSS.HS-LS3-1

The stronger trait in genetics. It shows its effect with only one copy of the allele

• Heterozygous

• Homozygous

• Dominant

• Recessive

When two alleles for a trait are the same

• Heterozygous

• Homozygous

• Dominant

• Recessive

The weaker trait in genetics. It only shows its effect with two copies of the allele

• Heterozygous

• Homozygous

• Dominant

• Recessive

When two alleles for a trait are different

• Heterozygous

• Homozygous

• Dominant

• Recessive