ANSC 4395 Exam 1 | with COMPLETE SOLUTION | 94 Questions with 100% Correct Answers

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What is Animal Breeding Correct Answer: Scientific field that uses the principles of genetics to aid in the improvement of livestock. What are the 3 classes of cattle? Correct Answer: British Ameri... can Exotics- usually European Who is Robert Bakewell? Correct Answer: "Father of Animal Breeding" - Leased out Bulls What did Robert Bakewell not hesitate to mate? Correct Answer: "best to the best" with little regard to ancestry. Not afraid to inbreed. What was one of the first organized breeds of livestock in 1580? Correct Answer: Shorthorns Who is Gregor Mendel? Correct Answer: He established basic genetic principles that are still accepted today. What did Gregor Mendel study? Correct Answer: The genetics of the garden pea. Population Genetics Correct Answer: Branch of genetics which deals with the factors that affect the genetic structure of populations. *what % of alleles and genotypes* What two guys were involved with population genetics? Correct Answer: 1. Dr. Sewell Wright 2. Sir Ronald Fisher Dr. Wright did research with who? Correct Answer: USDA and then later at the University of Chicago Worked at the Rothamstead Experiment Station in Great Britain. Correct Answer: Dr. Fisher Dr. Jay Lush Correct Answer: "Father of MODERN animal breeding" *established a formal theoretical framework to the science of animal breeding* Dr. Jay Lush established what principles? Correct Answer: The principles of selection, the use of inbreeding to conserve genes of some individuals, and crossbreeding systems to take advantage of HYBRID VIGOR. During the last 30 or 40 years, the use of what has greatly enhanced [Show More]

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