Which is a pigment that is part of biological clock system that helps control of flowering?

کون سا روغن ہے جو حیاتیاتی گھڑی کے نظام کا حصہ ہے جو پھولوں پر قابو پانے میں مدد کرتا ہے؟

Chlorophyll

Auxin

Phytochromes

None of these

Phytochromes are light-sensitive pigments that regulate plant responses like flowering, seed germination, and photoperiodism.

They help plants detect day length and adjust their growth cycles accordingly.