Genetics Vocabulary

Front

What's Genetics?

Back

The science of heredity, dealing with resemblances and differences of related organisms resulting from the interaction of their genes and the environment.

Front

What's a Dominant Gene?

Back

A gene that is expressed phenotypically in heterozygous or homozygous individuals.

Front

What's a Recessive Gene?

Back

A gene that is phenotypically expressed in the homozygous state but has its expression masked in the presence of a dominant gene.

Front

What is Genotype?

Back

The genetic makeup of an organism or group of organisms with reference to a single trait, set of traits, or an entire complex of traits.

Front

What is Phenotype?

Back

The appearance of an organism resulting from the interaction of the genotype and the environment.

Front

What's Homozygous?

Back

having identical pairs of genes for any given pair of hereditary characteristics.

Front

What is Heterozygous?

Back

having dissimilar pairs of genes for any hereditary characteristic

Front

What are alleles?

Back

any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation.

Front

What are some examples of traits?

Back

Personality, Hair color, Height

Front

What will show in the case of the genotype HH?

Back

Dominant gene will show