Question

Flowering in long day and short day plants is controlled by the pigment 

A Florigen Correct Answer Incorrect Answer
B Auxin Correct Answer Incorrect Answer
C Cytokinin Correct Answer Incorrect Answer
D Phytochrome Correct Answer Incorrect Answer

Solution

Phytochrome is a pigment involved in the detection of light duration and can trigger long-day or short-day plants to flower when the correct day length conditions are met

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