Genetics Vocabulary

the branch of biology that deals with the characteristics that are inherited from one generation to the next.

• Genetics

• DNA

• Traits

• Dominant

the molecule that carries genetic information for the development and functioning of an organism.

• Genotype

• Homologous

• Heterozygous

• DNA

a specific characteristic of an individual. For example: eye color, height.

• Heredity

• Gene

• Allele

• Trait

The version of a gene that overrides the other version.

• Dominant

• Recessive

• Heterzygous

• F1 & F2

The alleles for a particular trait.

• Genotype

• Phenotype

• Mendel

• Ratio

the passing on of characteristics genetically from one generation to another.

• alleles

• Phenotype

• Ratio

• Heredity

Match the following words to their definitions.

• Having two different alleles. Tt

• Purebred

• Another name for homozygous.

• Heterozygous

• Having two of the same alleles. TT or tt

• Homozygous

• Another name for Heterozygous

• Hybrid

An Austrian monk who discovered the basic principals of heredity.

• Gregor Mendel

• Coach Woodham

• Mr. Deal

• Kayne

Match the following:

• Basic unit of heredity.

• Gene

• predicts the outcome of genetic crosses.
• Probability
• A relationship between two numbers. 3:1
• Ratio

Match the following

• Punnett square

• F2

• second generation

• F1

• Mendel

• 
• First offspring bred from genetic cross

•