שאלה | What is correct about the biological clock?

What is correct about the biological clock?

		Cells that regulate circadian rhythms receive information about the length of daylight from the cones in the retina
		Circadian rhythms are controlled by circulating levels of adrenaline and cortisol
		Length of daylight is monitored by the suprachiasmatic nucleus and pineal gland to control seasonal rhythms
		The genes and proteins that regulate the circadian rhythms were localized to the serotonin cells of the reticular formation