Digital SAT Practice Test: Form, Structure & Sense (Set 10)

This adaptive-style simulation simulates the real Digital SAT exam interface to help you master Form, Structure & Sense.

Set 10: Form, Structure & Sense (Advanced)

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PASSAGEScience

The protein's three-dimensional structure, essential for its biological _______ was finally determined after decades of crystallographic analysis.

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Which choice completes the text so that it conforms to the conventions of Standard English?

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