View
- Term
- Definition
- Both Sides
Study
- All (46)
Shortcut Show
Next
Prev
Flip
ADSC 2010: Exam 2
Galactose is a disaccharide found in milk. t/f
|
FALSE
|
In general, lowly heritable traits exhibit a greater amount of heterosis than highly heritable ones. t/f
|
TRUE
|
Sex cells contain a haploid number of chromosomes. t/f
|
TRUE
|
The main site of water absorption in the sow is the large intestine. t/f
|
TRUE
|
Carbohydrates and Lipids are the only nutrients that provide energy to the animal.
|
FALSE
|
The genotype of an animal is the result of the phenotype + the environment.
|
FALSE
|
A terminal cross breeding program has more heterosis compared to a rotational cross breeding program.
|
TRUE
|
An expected progeny difference (EPD) is a prediction of an animal's transmitting ability. t/f
|
TRUE
|
A mature ewe will drink between 10-13 gallons of water per day. t/f
|
FALSE
|
Both cattle and horses have no essential vitamin A, D, or E requirements. t/f
|
FALSE
|
Selection changes gene frequency. t/f
|
TRUE
|
Roughages like clovers and Bermuda grass are poor sources of energy and fiber. t/f
|
FALSE
|
Most economically important traits are qualitative traits. t/f
|
FALSE
|
Amylase is in the saliva and aids in the digestion of starch. t/f
|
TRUE
|
The major effect of in breeding is to increase the number of pairs of heterozygous alleles at homologous gene sites. t/f
|
FALSE
|
Glycogen and starch are polysaccharides that contain glucose molecules connected by Beta 1-4 linkages. t/f
|
FALSE
|
Approximatley60-75% of the annual costs of livestock production go towards providing feed to the animals. t/f
|
TRUE
|
Epistasis is the interaction between genes at different loci. t/f
|
TRUE
|
A cow that is fed unsaturated fat will tend to deposit unsaturated fat in its body compared to a cow fed unsaturated fed saturated fat. t/f
|
FALSE
|
Chicken litter can serve as a source of non-protein nitrogen for cattle. t/f
|
TRUE
|
List 10 essential amino acids.
(MATT HILL VP)
|
Methionine
Arginine
Threonine
Tryptophan
Histidine
Isoleucine
Leucine
Lysine
Valine
Phenylalanine
|
In DNA, the nitrogenous bases ______ and _______ bind together and _____ and ______ bind together.
|
Adenine and Thymine
Guanine and Cytosine
|
The two main feed stuffs used in beef cattle feedlot rations and throughout the swine industry are _______ as a source of protein and _______ as a source of energy.
|
Soybeans
Corn
|
During the digestive process proteins are broken down into _____ ______, triglycerides to glycerol and ______ ______, and carbohydrates to __________ which are absorbed in the digestive tract.
|
amino acids
fatty acids
monosaccharide's
|
The three enzymes secreted by the pancreas that aid in the digestion of proteins are:
|
carboxypeptidase, trysin, and chymotysin.
|
_____ _______ is a form of inbreeding which a grandsire is mated to his granddaughter in order to increase the possibility of desirable alleles in the offspring.
|
Line Breeding
|
If the % nitrogen in a feed is 3.6%, then the crude protein percent of the feed is ____%?
|
22.50%
(%CP=%N*6.25)
|
The amount of genetic process through a selection can be quantified as _____.
|
H^2 * S.D.
(heritability)(heritability)*(selection differential)
|
In RNA the nitrogenous base _____ replaces the nitrogenous base thymine which is found in DNA.
|
uracil
|
Digestion of fiber by microorganisms occurs in the ______ of the horse.
|
cecum
|
The portion of the small intestine that is the main sight of digestion and absorption is the ______.
|
duodenum
|
Gregor Mendel's most significant contributions to the science of genetics were the discoveries of the principles of ________ ________ and _______.
|
Independent Assortment and Segregation
|
The three volatile fatty acids produced in the rumen and utilized for energy are _____ acetate, which contains two carbons: _______, which contains three carbons; and ________ which contains 4 atoms.
|
acetate
propionate
butyrate
|
The weaning rate ratio of a heifer whose weaning weight was equal to the herd average is ____.
|
100
|
_____ is an example of a micronutrient.
|
Copper
|
The three essential fatty acids are _____, _____, and _____.
|
lenoleic
lenolinic
arachadonic
|
A _______ allele will cover or limit the expression of the other alleles at the same locus.
|
dominant
|
_____ is the process of cell division where haploid cells are produced from diploid cells and _______ is the cell division process responsible for the growth of tissues.
|
Meiosis
Mitosis
|
______ _____ is the term used to describe the relationship between amino acids and the requirements of its consumer.
|
Protein Quality
|
Animal products are excellent sources of __ vitamins.
|
B
|
_____ _____ is the system of mating individuals that are less closely related than the average animals in the population.
|
Cross Breeding
|
The type of gene action that is characterized by coat color in Shorthorn cattle where neither alleles is dominate is called a _______.
|
codominance
|
An inherited trait controlled by one or two genes is called a _____ _____.
|
qualitative trait
|
_________ is the term used to describe a nutrient that may be supplied in the diet or synthesized by the animal.
|
Non-essential
|
______ is defined as the increased performance of the crossbred offspring compared to the average of the purebred parents.
|
Heterosis
|
There are ___ kcal in 1.5 kg of lipids. (kg= 1,000g)
There are 4 parts if the ruminant stomach: the _______, which secretes HCl and pepsin; the ______, which is the largest; the _______, referred to as the honeycomb and the _______, which is the primary site of water absorption.
|
abomasum
rumen
reticulum
omasum
|