Introduction to Genetics Vocabulary

Definition: Mendelian law stating that two alleles for each trait separate during meiosis

• Pedigree

• Law of segregation

• Law of independent assortment

• Recessive

Definition: Alternative form that a single gene may have for a particular trait

• Dominant

• Allele

• Recessive

• Phenotype

Definition: The science of heredity

• Genetics

• Recessive

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Definition: an organism's allele pairs

• Genotype

• Phenotype

• Recessive

• Genetics

Tags

NGSS.HS-LS3-2

Definition: diagrammed family history that is used to study inheritance patterns of a trait through several generations and that can be used to predict disorders in future offspring

• Genotype

• Polyploidy

• Phenotype

• Pedigree

Definition: Mendel's name for a specific trait that appeared in the F1 generation

• Dominant

• Phenotype

• Recessive

• Allele

Definition: observable characteristic that is expressed as a result of an allele pair

• Phenotype

• Recessive

• Genotype

• Allele

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Definition: organism with two different alleles for a specific trait

• Homozygous

• Hybrid

• Phenotype

• Heterozygous

Definition: organism with two of the same alleles for a specific trait

• Homozygous

• Hybrid

• Heterozygous

• Phenotype

Definition: new combination of genes produced by crossing over and independent assortment.

• Recessive

• Phenotype

• Genetic recombination

• Dominant

Tags

NGSS.HS-LS3-2