Practice question
Question
Phytochromobilin is covalently attached to apoprotein through:
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.