Which Statement Is NOT True About Down Syndrome

question 1

Multiple Choice

Which statement is NOT true about Down syndrome?

• A)It is caused by a third copy of chromosome 21.
• B)Greatly increased incidence occurs with fathers over age 40.
• C)It is usually associated with chromosomal nondisjunction in meiosis.
• D)Characteristics include mental retardation and extra eyelid folds.
• E)Affected individuals display mental retardation.

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Definitions:

Consideration

Something of value exchanged between parties as part of a contract, which is required for the contract to be legally binding.

Holder

Someone who legally possesses a negotiable instrument, such as a check or bond, and has the right to enforce it.

Instrument

In legal and financial contexts, a formal document like a contract, will, or negotiable instrument that establishes legal rights and obligations.

Value Requirement

The necessity for something to have worth, importance, or significance in a specific context, often used in legal and financial settings to assess validity or enforceability.