Q. In car engine, the fuel is in compressed form and ignited by

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Q. Almost 85 % of produced millions of tones of ammonia (NH₃) is used for making

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Q. Glutamate is metabolically converted to α-ketoglutarate and NH₄⁺ by a process

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Q. Free ammonia combined with glutamate to yield glutamine by the action of

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Q. Pyridoxal phosphate and its aminate form, pyridoxamine phosphate are tightly bound coenzymes of

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Q. The necessary coenzyme for transamination reactions is

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Q. The first step in the catabolism of most L-amino acids once they have reached the liver is promoted by

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Q. The combined action of aminotransferase and glutamate dehydrogenase is referred as

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Q. Glutamine is converted to glutamate and NH₄⁺ by

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Q. Which of the following operates at an important intersection of carbon and nitrogen metabolism?

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Q. Trypsinogen is converted to its active state by

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Q. Which of the following hydrolyzes successive amino-terminal residues from short peptides?

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Q. Urea production occurs almost exclusively in

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Q. The first amino group entering into urea cycle is

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Q. The first enzyme in the pathway carbamoyl phosphate synthase I, is allosterically activated by

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Q. A second amino group is transferred to cituilline from

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Q. Nitrogen atoms of urea produced in the urea cycle are derived from

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Q. Products of urea cycle are

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Q. The carbon atom source while producing urea in the urea cycle is

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Q. Which of the following is not an essential amino acid?

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