Genetics and Heredity Vocabulary Review 2024

Different forms of genes

• Allele

• Genotype

• Phenotype

• Trait

Tags

NGSS.HS-LS3-1

A chart that tracks a particular trait in a family

• Punnett Square

• Pedigree

Illnesses or disorders caused by an abnormal gene (Examples: Downs and Turner Syndrome -wrong number of chromosomes, Recessive traits - Sickle Cell Anemia, Cystic Fibrosis)

• Mutation

• Genetic Disorder

• Vaccine

• Covid 19

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Long strands of DNA that contain thousands of genes

• Genes

• DNA

• Chromosomes

• Protein

Two identical alleles

• Heterozygous

• Homozygous

Someone who has one recessive allele for a trait but doesn’t show it.

• Dominant

• Recessive

• Mutant

• Carrier

Tags

NGSS.HS-LS3-1

Only see this trait if two are present

• Dominant

• Recessive

Tags

NGSS.HS-LS3-1

The molecule that is the base of all chromosomes

• Carbon

• DNA

• Water

• Ribosomes

Tags

NGSS.HS-LS3-1

23 pairs or 46 chromosomes

• Number of human chromosomes in each cell

• Number of nuclei in each human cell

• Number of letters in the alphabet

• Number of days in the month of February

The allele combination for a trait (ie. Bb or bb.)

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2