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Zorluk: ZorSingle-Sentence Inferences

Read the following excerpt from a paleoanthropological study on Middle Paleolithic hominin diets: "In her re-analysis of isotopic signatures in Middle Paleolithic hominin dental enamel, biogeochemist Elena Rostova demonstrated that while early Neanderthals in coastal Mediterranean refugia consumed marine protein in proportions comparable to terrestrial fauna, inland populations exhibited isotopic values indicative of an almost exclusively megafaunal terrestrial diet, even when residing adjacent to riverine habitats rich in freshwater mussels."

Statement: Based on the passage snippet, inland Neanderthal populations did not rely on freshwater riverine mussels as a principal source of dietary protein.

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Cevap

The statement is True.
The statement is correct because the passage explicitly contrasts coastal Neanderthals with inland ones, establishing that inland Neanderthals maintained an almost exclusively megafaunal terrestrial diet despite living near mussel-rich rivers, proving that freshwater mussels were not a principal protein source for them.

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1
Isolate the details regarding inland Neanderthal populations from the target sentence.
The passage establishes that inland Neanderthal populations had isotopic values corresponding to an 'almost exclusively megafaunal terrestrial diet,' even though they lived near riverine habitats rich in freshwater mussels.
Single-sentence inference requires relying strictly on facts stated in the given sentence without introducing external assumptions.
2
Evaluate the logical implication of an 'almost exclusively megafaunal terrestrial diet'.
Because their protein intake was almost entirely derived from terrestrial megafauna, non-terrestrial aquatic resources (such as riverine mussels) could not have been a primary or principal source of dietary protein.
A diet dominated almost exclusively by one category (terrestrial megafauna) logically excludes other categories (riverine mussels) from being principal components.
3
Determine the validity of the statement.
The statement accurately expresses the deduction derived from the sentence.
The conclusion directly follows from the constrained dietary data presented in the text.

Anahtar Kavram

Single-Sentence Inferences
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