Which of the Following Is Incorrect. Trisomy 21

question 32

Multiple Choice

Which of the following is incorrect. Trisomy 21

• A) is only one of several examples of an abnormal number of autosomes that is compatible with life beyond the first five years
• B) is caused by nondisjunction
• C) is caused by having three copies of chromosome 21
• D) occurs in 1 out of 10,000 births
• E) is associated with paralysis of limbs

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