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Pathology

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Cell Injury

Question
31 out of 32
 

All of the following statements are true for cell aging except? (AIIMS May 2013)



A Enlargement of telomere

B Decrease number of mitochondria

C Glycolysation of DNA

D Glycolysation of RNA

Ans. A Enlargement of telomere

There occurs chromosomal telomeric shortening with age. This is one of the hypothesis for genetic mechanisms of aging. There occurs loss of DNA from telomeric ends of chromosome with age. This leads to deletion of genes and thus aging and limiting of life span.

Cell Injury Flashcard List

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