Research on Cellular Contributions to Aging Suggests That

question 181

Multiple Choice

Research on cellular contributions to aging suggests that

• A)cells may be limited in how often they can divide because telomeres do not appear to replicate.
• B)cells cannot make connections with other cells after the developmental period, and the lack of communication among cells leads to death.
• C)cells can only divide once; after this, they slowly degenerate over the years.
• D)there are no limits on cell life; without environmental wear and tear, we could live indefinitely.

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