Genetics

Multiple Choice

An organism's genetic material

• genes

• DNA

• Alleles

• heredity

Multiple Choice

________ are not the only factors that can affect phenotypes

• the environment

• genes

• hybrids

• mutations

Multiple Choice

Variations in people's height and eye color are due to

• codominance

• multiple alleles

• polygenic inheritance

• incomplete dominance

Multiple Choice

Threadlike structures in cells are

• hybrids

• nucleus

• chromosomes

• mutations

Multiple Choice

Chromosomes are found in the ______of the cell

• vacuoles

• mitochondria

• cell membrane

• nucleus

Multiple Choice

The passing of traits from parents to offspring

• hybrids

• pedigree

• DNA

• heredity

Multiple Choice

Occurs when multiple genes determine the phenotype of a trait

• polygenic inheritance

• heterzygous

• DNA

• Alleles

Multiple Choice

Offspring of parents with different forms of the same trait

• alleles

• hybrids

• heredity

• pedigree

Multiple Choice

Section of a chromosome that has genetic information for one trait

• DNA

• gene

• allele

• hybrid

Multiple Choice

Phenotypes of genetically related family members

• Pedigree

• polygenic inheritance

• mutation

• hybrids

Multiple Choice

Differenct forms of a gene

• genes

• alleles

• hybrids

• heredity

Multiple Choice

Having two different forms of an allele

• homozygous

• heterozygous

• mutations

• DNA

Multiple Choice

A white chicken and a black chicken have spotted offspring

• codominance

• incomplete dominance

• mutation

• Alien chicken

Multiple Choice

A parent with straight hair and a parent with curly hair have an offspring with wavy hair

• codominance

• incomplete dominance

• mutation

• Alien baby