Patterns of Heredity Vocab Review

Front

Allele

Back

Alternate form of a gene for a single trait; may be dominant or recessive.

Front

Gene

Back

Segment of DNA on a chromosome that contains instructions for protein synthesis and controls a particular inherited trait.

Front

Recessive

Back

An allele that is masked when a dominant allele is present.

Front

Genetics

Back

Scientific study of how traits are passed to offspring through genes.

Front

Phenotype

Back

An organism's physical appearance, or visible traits.

Front

Heredity

Back

The passing of traits from parents to offspring.

Front

Dominant

Back

An allele that expresses its trait even in the presence of a recessive allele.

Front

Homozygous

Back

Having two identical alleles for a particular gene.

Front

Heterozygous

Back

Having two different alleles for a particular gene.

Front

Carrier

Back

An individual who has one recessive allele for a trait and one dominant allele; does not express the trait but can pass the recessive allele to offspring.