The Most Common Condition of Trisomy,in Which Three Copies of a Chromosome

question 48

Multiple Choice

The most common condition of trisomy,in which three copies of a chromosome are present instead of the normal two,is of chromosome

• A)X.
• B)13.
• C)15.
• D)18.
• E)21.

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Definitions:

Validity Effect

The tendency of people to believe that a statement is true or valid simply because it has been repeated many times.

Familiarity Effect

A psychological phenomenon whereby people tend to develop a preference for things merely because they are familiar with them.

Cognitive Dissonance

The state of having inconsistent thoughts, beliefs, or attitudes, especially as relating to behavioral decisions and attitude change.

Groupthink

A psychological phenomenon where the cohesion of the group becomes more important than considering facts realistically, leading to poor decisions.