TOEFL Interview Question:

The primary purpose a the passage is to show that extensive experimentation has

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1. Mot supported the hypothesis that learning is directly dependent on protein synthesis
2. Cast doubt on the value of puromycin in the newer behavioral study of learning
3. Revealed the importance of amnesia in the neuron behavioral study of learning
4. Demonstrated the importance of amino acid fragmentation in the induction of amnesia.
5. Not yet demonstrated the applicability of molecular biology to behavioral research.

Answer: A
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