Most Cases of Down Syndrome Are Caused by Three Copies

question 56

Short Answer

Most cases of Down syndrome are caused by three copies of chromosome number ________.

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Definitions:

National Defense

Governmental and military actions, activities, and strategies aimed at protecting a country and its citizens from external threats and maintaining national security.

Public Good

A commodity or service that is provided without profit to all members of a society, either by the government or by a private individual or organization.

Public Utility

Companies providing essential services like water, electricity, and telecommunications to the public under government regulation.

Joke

A narrative or statement intended to provoke laughter or amusement.