Answer
cutting or incision
for example: gastrotomy means a surgical incision to the stomach
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The bottom of the sea is lined with calcium carbonate, which comes from the shells of zooplankton that have died and sunk to the ocean floor. ... As a result, according to a study published recently in PNAS, parts of the seafloor are disintegrating.
Answer:
The population is people who buy mystery novels at that specific book store.
