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An enzyme that can stimulate germination of barley seeds is

1. lipase
2. protease
3. invertase
4. α-amylase

Correct answer: α-amylase

Solution

During germination, barley produces α-amylase to hydrolyze starch in the endosperm into simpler sugars. These sugars provide energy and carbon skeletons for the developing seedling, making α-amylase key to germination.

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