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Changes in Chromosome Structure

View the animation below, then complete the quiz to test your knowledge of the concept.






1Which of the following causes an extra copy of a chromosomal region to occur?
A)inversion
B)duplication
C)deletion
D)simple translocation
E)reciprocal translocation



2When a chromosome is broken in two places and reconnected so that a region is flipped from the normal order, this is called...
A)inversion
B)duplication
C)deletion
D)simple translocation
E)reciprocal translocation



3Which of the following occurs when a piece of one chromosome breaks off and is attached to another chromosome?
A)inversion
B)duplication
C)deletion
D)simple translocation
E)reciprocal translocation



4A chromosomal mutation is a substantial change in the structure of a chromosome or chromosomes.
A)True
B)False



5Both inversions and translocations can lead to overall deficiencies and duplications of genetic material.
A)True
B)False







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