ANSC 1011 : ANSC 1001 Test 1 Notes
Document Summary
Animal science-scientific study of domesticated animals; usually involves research. Domesticated animals-1st dog 14,000 years ago, maybe even 135,000. World-energy 83% plants, 17% animal products; protein-61% plants, 39% animal products. U. s. -animal products 64% of protein and 24% of energy. Nutrient dense-measure of the chemical substances of food that provide nourishment over energy. Essential amino acids-smallest unit of protein that is required by the body but cannot be manufactured at a rate needed for growth, reproduction, or milk production. Biomedical research with animals has allowed 30 extra years of life since 1990. Bio-fuel production plays a role in food availability and price. Animals convert inedible feeds to valuable food for humans. About 2/3 of animal feed is not suitable for humans. Meat: nutrients produced by meat are important for human survival. From 270 lbs per capita in the us to very little in some countries. Increase in consumption of meat per year-non-ruminants and ruminants.
