Multiple Choice
A person with Klinefelter syndrome has 44 chromosomes and three sex chromosomes (XXY) . The resulting aneuploidy is caused by
A) nondisjunction.
B) crossing over.
C) a mutation.
D) an enzyme deficiency.
E) failure of DNA to replicate.
Correct Answer:

Verified
Correct Answer:
Verified
Q45: Chromosomes contain large amounts of interacting proteins
Q46: Refer to the diagram below of a
Q47: At the milestone that defines telophase, the
Q48: In meiosis,<br>A) meiosis II reduces the chromosome
Q51: Describe two ways that the genetic diversity
Q52: Which of the following statements about chromatids
Q53: Diploid cells of the fruit fly Drosophila
Q54: The G in G1 and G2 is
Q106: In meiosis II,<br>A) four genetically identical cells
Q212: A triploid plant has<br>A) one extra chromosome.<br>B)