Genetics Vocabulary

The passing of traits from parent to offspring.

• Heredity

• Allele

• Trait

• Phenotype

• Offspring

Product of reproduction, a new organism produced by one or more parents

• Heredity

• Allele

• Trait

• Phenotype

• Offspring

A characteristic that an organism can pass on to its offspring through its genes

• Heredity

• Allele

• Trait

• Phenotype

• Offspring

DNA instructions for inherited traits

• Genes

• Allele

• Trait

• Phenotype

• Offspring

One of a number of different forms of a gene - represented by a letter

• Genes

• Allele

• Trait

• Phenotype

• Offspring

An organism's physical appearance, or visible traits

• Genotype

• Phenotype

• Allele

• Genetics

• Heredity

A set of genes or combination of inherited alleles responsible for an expression of a trait

• Genotype

• Phenotype

• Dominant Trait

• Recessive Trait

• Allele

An organism that has two different alleles for a trait (1 dominant and 1 recessive)

• Heterozygous

• Homozygous

• Gene

• Trait

• Allele

An organism that has two identical alleles for a trait (2 dominant or 2 recessive)

• Homozygous

• Heterozygous

• Heredity

• Allele

• Genetics

An allele whose trait always shows up in the organism when the allele is present.

• Dominant Trait

• Recessive Trait

• Allele

• Gene

• DNA