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animal breeding
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Red Poll cows Thoroughbred stallion The mouse at bottom is heterozygous with a mutant gene that gives it a spotted tail. The two mice above it are paramutated; they also have spotted tails even though they do not carry the gene for this trait. Black Angus bull sow and piglets German Shepherd dog Holstein-Friesian cow Duroc breed DNA structure
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animal breeding: Related Content

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Photos

Red Poll cows
Thoroughbred stallion
The mouse at bottom is heterozygous with a mutant gene that gives it a spotted tail. The two mice above it are paramutated; they also have spotted tails even though they do not carry the gene for this trait.
Black Angus bull
sow and piglets
German Shepherd dog
Holstein-Friesian cow
Duroc breed
DNA structure
See All Images →

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Key People

Lancelot Thomas Hogben
English scientist
Whitney, John Hay
John Hay Whitney
American sportsman and businessman
William Woodward
American banker and racehorse owner
Robert Bakewell.
Robert Bakewell
British agriculturalist
Hirsch Jacobs
American racehorse trainer
Warren Wright
American horsebreeder and racehorse owner
George D. Widener
American racehorse owner
Robert Colling
British stock raiser
Charles Colling
British stock raiser