ANSC 1011 : Animal Science Exam 2
Document Summary
Genetics sets the production limits of a trait while environment allows expression of the genetic make- up; nature vs nurture. Current branch of active research in animal science. Manipulation in order to achieve increase in performance. Distribution and behavior of genes in various populations. Statistical predictions of how all three of the previous branches can be manipulated, and the possible outcomes. Quantitative trait: anything that can be measured. Application of all technologies and disciplines of genetics to improve the selection of livestock for increased production. Dna is held together by hydrogen bonds in a double helix structure. We have a lot less genes than they originally thought. The bigger the testicles of the bull, the more fertile his daughters are. Herefords don"t eat as much and don"t produce much milk. On average angus produce more milk than herefords. Castrate pigs a few days old usually when they receive their iron shot.
