Which of the following statements regarding Down syndrome is false?
A) People with Down syndrome usually have a shorter life span than normal.
B) Trisomy 21 is the cause of Down syndrome.
C) Down syndrome is least likely to be seen in the infants of mothers over 40.
D) Down syndrome is the most common serious birth defect in the United States.
Correct Answer:
Verified
Q1: Sister chromatids are
A)joined together at a centromere.
B)made
Q2: Which of the following options correctly describes
Q3: Which of the following occurs during interphase?
A)separation
Q4: Which of the following statements about nondisjunction
Q5: The genetic material is duplicated during
A)the mitotic
Q7: The phase of mitosis during which the
Q8: The process by which the cytoplasm of
Q9: Cancer is not usually inherited because
A)people with
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Q11: As a patch of scraped skin heals,the
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