Imagine That a Doctor Is Culturing Cells from a Malignant

Multiple Choice

Imagine that a doctor is culturing cells from a malignant melanoma and from a normal skin sample. How would you expect these two cell populations to differ?

A) Malignant melanoma cells would have telomeres that do not shorten during successive rounds of replication.
B) Normal skin cells would have telomeres that do not shorten during successive rounds of replication.
C) Malignant melanoma cells would have inactive telomerases and so their telomeres would shorten during successive rounds of replication.
D) Normal skin cells would have active telomerases that constantly replenish and lengthen telomeres.
E) Malignant melanoma cells would have active telomerases that constantly replenish and lengthen telomeres.