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Practice question

Question

Phytochromobilin is covalently attached to apoprotein through:

Options

Choose one · Correct answer highlighted

Explanation

C fits best: Thioether bond. Keep the PHYTOCHROME basics straight and Thioether bond stands out as the precise answer. Avoid: A) Ester bond; B) Peptide bond; D) Hydrogen bond. Light and flowering items often hinge on which photoreceptor or day-length rule is in play.