ANN-0067
QUESTION
The arginine requirement is highest in which one of the following animals?
OPTIONS
(A) Cattle
(B) Dog
(C) Buffalo
(D) Poultry
ANSWER
(D) Poultry
EXPLANATION
Poultry has a relatively high dietary requirement for arginine because birds lack a complete urea cycle and have limited capacity to synthesize arginine endogenously. Cattle and buffalo can obtain nitrogen and microbial amino acids through rumen metabolism, while dogs have a different amino-acid requirement pattern.
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