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Practice question

Question

Which cryptochrome isoform primarily inhibits hypocotyl elongation?

Options

Choose one · Correct answer highlighted

Explanation

Correct option is A, CRY1. In cryptochrome problems like this, the accurate statement is CRY1; the others are common mix-ups. Not these: B) CRY2; C) CRY3; D) All equally. Tissue transport questions usually turn on xylem vs phloem, living vs dead cells, or source vs sink.