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Which of the following statements about cellular aging is true?
a. damage is caused by free radicals that slow down the cell-duplication process.
b. cells can replicate indefinitely, but errors do occur.
c. aging may be caused by the inevitable loss of the ability of cells to duplicate perfectly.
d. cells from adults are able to duplicate more quickly and more times than are cells from embryos.
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Which of the following statements about cellular aging is true?
a. damage is caused by free...
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