Related Clues:

• 51 Across, for one
• It might be required for entrance
• Eye or blood, e.g.
• What a proctor oversees
• Experiment with
• It might make pupils shrink
• Proctored event
• Measure of knowledge
• Student's ordeal
• It could be final
• Final ___
• It's passable
• Graded fare
• Course finale, often
• ''1-2-3, 1-2-3,'' e.g.