Question

The table below lists several well-known diseases.

Disease Cause
Sickle-cell anemia Inheritance of a recessive
mutated gene
Herpes Virus transmitted through
skin to skin contact
Huntington's disease Inheritance of a dominant
mutated gene
Down's syndrome Meiosis error resulting in
an extra 21st chromosome
Cancer Non-transmittable genetic
mutation
Measles Virus transmitted through
body fluids
Plague Bacterial infection spread
by fleas


According to the chart, which diseases result from inherited changes in DNA sequence?
A.
Down's syndrome and Huntington's disease
B.
Plague and Sickle-cell anemia
C.
Sickle-cell anemia and Huntington's disease
D.
Cancer and Herpes