Adj. 1. preceding-existing or coming before. antecedent-preceding in time or order. succeeding-coming after or following. previous-Preceding means occurring immediately before the time of the utterance, while previous means occurring at some time before the utterance..
Rods and cones are part of eye They differ in following way-Rods are very sensitive to light and can distinguish colors.cones are less sensitive to light and can distinguish color. so correct option i conclude is C hope it helps
retinal receptor cells that are concentrated near the center of the retina and that function in daylight or in well- lit conditions. The cones detect fine detail and give rise to color sensations EX-sunny, spring day: photoreceptors: convert light energy to electrochemical neural impulses. EX-Both rods and cones are the photoreceptors: dark adaptation