Term
What do animals do for people? |
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Definition
- work
- fuel
- food
- clothing
- pharmaceutical products
- companionship/recreation/entertainment
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Term
What do horses do for people? |
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Definition
generates more than 15 billion/year |
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Term
3 types of sheep and goat industry operations |
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Definition
- purebred breeder
- commercial market lamb producers
- commercial feedlot operator
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Term
3 types of pig industry operations |
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Definition
- feeder pig producer
- feeder pig finisher
- farrow to finish
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Term
2 types of cow-calf operations |
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Definition
- commercial producer
- purebred breeders
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Term
3 types of beef industry operations |
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Definition
- cow-calf
- stockers
- feed-lot
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Term
What organs are major parts of giving birth? |
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Definition
- ovaries
- uterus
- cervix
- vagina
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Term
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Definition
- the time when female is receptive for breeding
- ovulation occurs at or just after estrus
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Term
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Definition
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Term
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Definition
- uterine contractions (small) begin
- cervix must dilate
- uterine contractions increase
- fetus delivered
- placenta delivered
- uterus involutes
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Term
Benefits of genetic engineering? |
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Definition
- increased growth
- desired color
- better behavior
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Term
2 types of cell division? |
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Definition
- mitosis - cell replication
- meiosis - each sperm and ova have 1/2 corrrect # chromosomes
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Term
What 3 things genetic engineering contributed? |
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Definition
- BST - to increase milk production in dairy cows
- Insulin - for human diabetics
- Flavor Savr Tomato - more ripe and longer shelf life
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Term
Digestive tract of poultry |
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Definition
- mouth, esophogus
- crop - feed is stored
- proventriculus - glandular stomach, secretes HCl
- gizzard - grinds feed
- sm. intestine
- lg. intestine
- cloaca
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Term
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Definition
is a compartment of animals that eat more plants |
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Term
What are two different types of digestion? |
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Definition
- monogastric - one stomach
- ruminant - 4 compartments
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Term
What 3 types of animals were included in horse industry? |
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Definition
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Term
What 4 products produced by sheep and goat industry? |
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Definition
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Term
What are 6 major parts of the female reproductive system? |
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Definition
- ovary
- infundibulum
- uerus
- cervix
- vagina
- vulva
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Term
What are 3 parts of male reproductive system located in scrotum? |
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Definition
- testes
- epididymus
- Leydig cells?
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Term
What are males 3 accessary glands? |
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Definition
- seminal vesicles
- prostate
- Cowper's gland
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Term
Which animal has largest/shortest gestation? |
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Definition
- longest - cows
- shortest - rabbit
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Term
Which animal has longest/shortest estrous cycles? |
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Definition
- longest - dog
- shortest - rabbit
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Term
2 major maing systems and 2 examples of each |
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Definition
- inbreeding - intensive & line breeding
- outbreeding - species cross & cross breeding
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Term
Examples of Simple Inheritance, Dominant/recessive, and Quantitative |
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Definition
- Simple - coat color
- Dominant - horns
- Quantitative - growth rate (more than 1 gene affects trait
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Term
Amino acids sythesized by animal or not and examples of both |
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Definition
- animal (nonessential) - alanine, proline, cystine
- not (essential) - phenylalanine, methionine, tryptophan
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Term
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Definition
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Term
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Definition
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Term
What are 3 volatile fatty acids? |
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Definition
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