Which of the Following Is TRUE of Down Syndrome

question 141

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.

---

Definitions:

Payment

The transfer of money or goods from one party to another in exchange for goods, services, or to fulfill a contractual obligation.

Discount

denotes a reduction in the price of goods or services typically offered for promotional reasons or to certain groups of customers.

Supplier

An individual or company that provides goods or services to another entity under terms specified in a contract.

Net Present Value

A financial metric used to evaluate the profitability of an investment by calculating the difference between the present value of cash inflows and the present value of cash outflows over a period of time.