Questions and Answers
What is the most common genetic abnormality during prenatal development?
Trisomy 21 (Down Syndrome)
What is the cause of Down Syndrome?
An extra chromosome on the 21st pair
Which of the following is an example of an inherited disease?
Huntington's Disease
What is the cause of Klinefelter's Syndrome?
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What determines the sex of a human being?
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What is the difference between identical and fraternal twins?
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What is the primary genetic cause of Down syndrome?
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Which of the following is an example of an inherited disease?
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What is the primary cause of sex determination in human beings?
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Which of the following is an example of a sex chromosomal abnormality?
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What is the term used to describe the birth of more than one offspring from a single pregnancy?
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Which chromosomal abnormality is associated with an increased risk of developing certain types of cancer?
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What is the basic unit of heredity that carries genetic information?
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What is the condition caused by an extra copy of chromosome 21?
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Which of the following is an example of a sex chromosomal abnormality?
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Which of the following determines the sex of a human being?
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What is the term used to describe the birth of more than one offspring at the same time?
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Which of the following is an inherited disease caused by a recessive gene?
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