rod

Table of Contents

Introduction References & Edit History Related Topics

Images

photoreceptor; rod and cone

structure of the retina

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Nelson Mandela, undated photo.

15 Nelson Mandela Quotes

Estimated battle casualties, Normandy invasion, World War II. WWII, D-Day

Estimated Battle Casualties During the Normandy Invasion and Campaign to Liberate Paris (June–August 1944)

New York NY/ USA- November 23, 2018 Hordes of shoppers throng the Macy's Herald Square flagship store in New York looking for bargains on the day after Thanksgiving, Black Friday.

Why Is It Called Black Friday?

Statue of Nostradamus

Nostradamus and His Prophecies

Middle East bee locator map

Are the Middle East and the Near East the Same Thing?

Close up of praying mantis walking on stone ground against a blurred background in Japan

6 Animals That Eat Their Mates

Salem Witch Trials. Photogravure after the painting by Walter McEwen titled - The Witches - circa 1890s.

How Rye Bread May Have Caused the Salem Witch Trials

rod: Related Content

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Photos

photoreceptor; rod and cone

structure of the retina

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Topics

scotopsin rhodopsin porphyropsin metarhodopsin prelumirhodopsin lumirhodopsin neuroepithelium retina blind spot macula lutea cone

Key People

George Wald

American biochemist