ANSC 4395 Exam 1 Review Questions with
Verified Correct Answers
what is animal breeding?
scientific field that uses the principles of genetics to aid in the improvement of livestock
who is the "father of animal breeding"
Robert Bakewell
What is Gregor Mendel known for?
Mendel is Known for his pea plant breeding expirements and he is the father of all of the
Genetics
what is population genetics?
branch of genetics that deals with the factors that affect the genetic structures of populations
- study of allele frequency distribution and change
who are pioneers in population genetics?
Dr. Sewell Wright and Sir Ronald Fisher
who is Dr Jay Lush
father of modern animal breeding
what are the two fundamental questions in animal breeding?
1. what is the best animal for what i need?
2. How do you breed an animal so the offspring will be the best or better than its parents?
what is a systems approach?
a more objective means of determining the best animal
, what is a system
a group of interdependent parts
ex- combustion engine
fixed resources in a system
the size of a farm, ability to grow/expand and available labor
management in a system
all policies implemented by the farmer
ex- feeding time, healthcare plans, length of time an animal is present
economics in a system
costs of farm inputs
ex- feed, labor, supplies
traits
any observable or measurable characteristic of an animal
observable trait
color, size, muscling, leg set, head shape etc..
measurable trait
weaning weight, lactation yield/amount, hip height, rib eye area, etc..
phenotype
an observed category or measured level of performance for a trait in an individual
physical
____ is a category while _____ is details
Verified Correct Answers
what is animal breeding?
scientific field that uses the principles of genetics to aid in the improvement of livestock
who is the "father of animal breeding"
Robert Bakewell
What is Gregor Mendel known for?
Mendel is Known for his pea plant breeding expirements and he is the father of all of the
Genetics
what is population genetics?
branch of genetics that deals with the factors that affect the genetic structures of populations
- study of allele frequency distribution and change
who are pioneers in population genetics?
Dr. Sewell Wright and Sir Ronald Fisher
who is Dr Jay Lush
father of modern animal breeding
what are the two fundamental questions in animal breeding?
1. what is the best animal for what i need?
2. How do you breed an animal so the offspring will be the best or better than its parents?
what is a systems approach?
a more objective means of determining the best animal
, what is a system
a group of interdependent parts
ex- combustion engine
fixed resources in a system
the size of a farm, ability to grow/expand and available labor
management in a system
all policies implemented by the farmer
ex- feeding time, healthcare plans, length of time an animal is present
economics in a system
costs of farm inputs
ex- feed, labor, supplies
traits
any observable or measurable characteristic of an animal
observable trait
color, size, muscling, leg set, head shape etc..
measurable trait
weaning weight, lactation yield/amount, hip height, rib eye area, etc..
phenotype
an observed category or measured level of performance for a trait in an individual
physical
____ is a category while _____ is details
