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| 2 | the name given to an animal with 4 stomachs |   
| 3 | the role of bacteria in the rumen |   
| 5 | main energy source for bacteria in the rumen |   
| 6 | another name for fats |   
| 7 | amino acids that the animal cannot make itself |   
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| 1 | the chicken's true stomach |   
| 4 | higher protein needed for the meat bird to build... |   
| 8 | the outside of the chicken egg |   
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