Which of the Following Is True of Down Syndrome

question 1

Multiple Choice

Which of the following is true of Down syndrome?

• A) It primarily occurs in African American children.
• B) It occurs when genetic imprinting goes awry.
• C) Its symptoms include retardation of motor and mental abilities.
• D) It is caused by the presence of an extra copy of chromosome Y.

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Definitions:

Religious Toleration

The acceptance of diverse religious beliefs and practices in a given society without persecution.

Frontenac

A historical figure or location, often associated with Louis de Buade, Count of Frontenac, a key governor of New France in the late 17th century, or with places named in his honor.

Great Lakes

The Great Lakes are a group of five large freshwater lakes located on the border between the United States and Canada, forming the largest group of freshwater lakes in the world by total area.

Mississippi Valley

A large geographical area in the United States drained by the Mississippi River, encompassing various states and characterized by rich soil and diverse ecosystems.