[ANSC 101] - Final Exam Guide - Comprehensive Notes for the exam (32 pages long!)

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Process whereby a population of animals or plants, through a process of selection, becomes accustomed to human provision and control. Why domesticate: food, shelter (clothing/blankets, home, fuel and fertilizer, power and transport, by-products, recreation, research. Failure to domesticate: depending on definition, only 14-24 species have been domesticated, zebra domestication attempts have failed: unpredictable/panicky nature. Total world food supply from animals: more fat and protein than calories. Amount of income that goes to food is the cheapest in the u. s. Mechanization/technology: 1900: 1 person plowed 2 acres/day, today: 1 person can plow 100 acres/day (more now) Non-agricultural jobs: provision of goods, higher standard of living and diversified economy. Animal productivity is continuously increasing in developed (not developing) countries. 1900: many farms had a variety of species. Today: most farms have 1 or 2 species. Balance nutrition proteins (essential amino acids), vitamin b12, and minerals (esp. iron)

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