ANSWERS | LATEST UPDATED VERSION | GRADED A+
Robert Bakewell - (answers)father of animal breeding
animal breeding - (answers)scientific field that uses the principles of genetics to aid in the improvement
of livestock
population genetics - (answers)- branch of genetics which deals with the factors that affect the genetic
structure of populations
- study of allele frequency distribution and change
Dr. Jay Lush - (answers)father of modern animal breeding
system - (answers)a group of interdependent component parts
animal - (answers)characteristic genotype(s), may be more than one
fixed resources - (answers)the size of the farm, ability of the farm to grow supplementary feeds, and
available labor
management - (answers)all policies implemented by the farmer - feeding, healthcare, length of time an
animal is on a farm
traits - (answers)any observable or measurable characteristic of an animal
phenotype - (answers)an observed category or measured level of performance for a trait in an individual
, physical environment - (answers)elements of the environment over which humans exert little or no
control
economics - (answers)cost of farm inputs like feed, labor, and supplies and the prices of farm outputs
(revenue), long and short term interest rates
environmental effect - (answers)the effects that external factors have on animal performance
biological type - (answers)a classification for animals with similar genotypes for traits of interest
genotype - (answers)the genetic makeup of an individual
interaction - (answers)a dependent relationship among components of a system in which the effect of
any one component depends on other components present in the system
breeding objective - (answers)a general goal for a breeding program - a notion of what constitutes the
best animal
genetically adapted - (answers)animals have evolved in that location over many generations and carry
the genes that allow them to survive and thrive in those locations
seedstock - (answers)breeding stock, animals whose role is to be a parent or contribute genes to the
next generation
germplasm - (answers)genetic material in the form of live animals, semen, embryos
purebreds - (answers)wholly of one breed or line