The Risk for Down Syndrome Increases ____

question 51

Multiple Choice

The risk for Down syndrome increases ____.

• A) when the mother is over thirty-five years old
• B) when the father is over thirty-five years old
• C) when the father is over fifty years old
• D) for dizygotic twins
• E) for monozygotic twins

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Definitions:

Research Design

A structured plan utilized to investigate questions scientifically.

Experiment

A systematic method employed to uncover new findings, confirm theoretical propositions, or exhibit established truths.

Observational Study

A research method in which the subjects are observed in their natural setting without any manipulation by the researcher.

Correlational Study

A research method used to determine the relationship between two variables, without inferring a cause-and-effect relationship.