Human Genetic Disorders

Which of the following is a genetic disorder that results when two mutated alleles are inherited?

• Down Syndrome

• colorblindness

• cystic fibrosis

• hemophilia

Which od the following is the protein that is NOT normal in people whith sickle-cell disease?

• mucus

• clotting protein

• karyotype

• hemogobin

Which of the following is a genetic disorder that results from having an extra chromosome?

• Down Syndrome

• colorblindness

• cystic fibrosis

• hemophilia

Which is not a cause of human genetic disorders?

• changes in the number of chromosomes

• abnormal hemoglobin

• changes in the structure of chromosomes

• mutations in the DNA of genes

To trace the occurrence of a trait through several generations of a family, you could create a(n)_____

• pedigree

• karyotype

• albinism

• family tree

A couple that have a family history of a genetic disorder might wish to recieve advice from a(n)

• genetic conultant

• genetic conselor

• doctor

• scientific

The allele for the sickle-cell trait is _______ whith the normal allele.

• dominant

• mutated

• codominant

____________ is a genetic disorder caused by a recessive allele on the X chromosome

• Colorblindness

• Cystic fibrosis

• Down Syndrome

• Hemophilia

A doctor may use a(n) _______ to examine the chromosomes in a cell.

• pedigree

• karyotype

• family tree

A condition in which a person's skin, hair, and eyes lack normal coloring is called_______.

• colorblindness

• sickle cell disease

• hemophilia

• albinism