Heredity Review CSMS

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

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

• recessive allele
• dominant allele
• hidden allele
• present allele

An allele whose trait only shows up when no dominant allele is present.

• hidden allele
• dominant allele
• recessive allele
• present allele

one set of instructions for an inherited trait

• heredity
• allele
• trait
• gene

one of the alternative forms of a gene that governs a characteristic, such as hair color

• allele
• gene
• trait
• DNA

an organism's appearance or other detectable characteristic

• genotype
• phenotype
• genetics
• heterozygous

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

having two different genes for a trait (sometimes called hybrid).

• protein
• homozygous
• heterozygous
• genotype

A single piece of coiled DNA found in the cells; contains genes that encode traits.

• gene
• chromosome
• trait
• DNA

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

• protein
• trait
• DNA
• gene