Chapter 3 What is Heredity? Vocabulary

The passing of traits from parents to offspring is called

• Geneticcs

• Biology

• Physics

• Heredity

A specific characteristic that an organism can pass to its offspring through its genes is called

• Gene

• Allele

• Trait

• Hybrid

The scientific study of heredity is called

• Biology

• Physics

• Genetics

• Heredity

An organism's physical appearance, or visible traits is called

• phenotype

• genotype

An organism's genetic makeup, or allele combination is called

• genotype

• phenotype

Having two identical alleles for a particular gene is called

• Homozygous

• Heterozygous

Having two different alleles for a particular gene is called

• Homozygous

• Heterozygous

The process in sexual reproduction in which an egg cell and a sperm cell join to for a new cell is called

• fermentation

• fertilization

• cross pollination

• heredity

An offspring of many generations that has the same form of a trait is called

• Purebred

• Hybrid

An offspring of crosses that has two different alleles for a trait is called

• Purebred

• Hybrid