rod

Table of Contents

Introduction References & Edit History Related Topics

Images

photoreceptor; rod and cone

structure of the retina

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Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Mona Lisa, oil on wood panel by Leonardo da Vinci, c. 1503-06; in the Louvre, Paris, France. 77 x 53 cm.

Why Is the Mona Lisa So Famous?

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

Submerged sperm whale off east Sri Lanka coast, mammal

How Did the Sperm Whale Get Its Name?

Agnes with a lamb near her feet. St. Agnes (Saint Agnes) design drawing for stained glass window by J&R Lamb Studios, ink, mount size 10.5 x 14.5 in.

Roman Catholic Saints

Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics

10 Best Hockey Players of All Time

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

rod: Related Content

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Photos

photoreceptor; rod and cone

structure of the retina

See All Images →

Topics

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

Key People

George Wald

American biochemist