Medical Interventions: Chapter 3 Genetics

The inheritance of traits from parent to offspring is known as

• heredity

• evolution

• chemistry

• physics

Tags

NGSS.MS-LS3-2

What is the phenotypic ratio for Gregor Mendel's results from his garden pea experiment?

• 1:2:1

• 3:1

• 9:3:3:1

• 1:1

Which law states that two alleles for a heritable character separate during gamete formation (meiosis) and end up in different gametes?

• Law of Segregation

• Law of Nonhomologous Chromosomes

• Law of Independent Assortment

• Law of Intolerance

Which law states that alleles for two traits will sort independently of each other?

• law of segregation

• law of intolerance

• law of independent assortment

• law of nonhomologous chromosomes

The units of heredity are known as

• atoms

• genes

• proteins

• cells

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

Chromosomes that are similar in size, shape, and genetic content are

• telomeric

• nonhomologous

• acentric

• homologous

Which of the following genetic disorders is autosomal dominant?

• colorblindness

• sickle cell anemia

• cystic fibrosis

• Huntington's Disease

Which of the following genetic disorders is the result of Trosomy 21?

• Klinefelter Syndrome

• Down Syndrome

• hemophilia

• Turner Syndrome

Which of the following types of genetic screening programs is conducted after a child has been born?

• carrier screening

• preimplantation genetic diagnosis

• fetal screening

• carrier screening

The number and appearance of chromosomes in the nucleus of a eukaryotic cell is called a

• genotype

• phenotype

• karyotype

• genome