Why does loss of telomerase activity in humans lead to severe phenotypes in the first generation,while loss of telomerase activity in laboratory mice takes several generations to exhibit any sort of phenotype?
A) Mouse cells have shorter telomeres.
B) Human cells have shorter telomeres.
C) Mouse cells express higher levels of hTERT.
D) Human cells express higher levels of hTERT.
E) The length of mouse telomeres does not change over time.
Correct Answer:
Verified
Q1: Some cancer cells escape crisis by
A)Overexpressing hTERT.
B)Activating
Q3: In normal cells,the telomeric DNA sequences
A)Get shorter
Q4: Breakage-fusion-bridge BFB)cycles may help drive tumorigenesis by
A)Shortening
Q5: Human cancer cells that lack telomerase activity
Q6: Which of the following is MOST likely
Q7: The structures located at the ends of
Q8: Which of the following statements is TRUE?
A)Senescent
Q9: Which of the following proteins is NOT
Q10: Which of the following is NOT commonly
Q11: Which of the following mechanisms would NOT
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