Conversion of ammonia to urea is done by ……..... cycle:
1. | Ornithine cycle | 2. | Arginine cycle |
3. | Fumaric cycle | 4. | Citrulline cycle |
In the ornithine cycle which of the following wastes are removed from the blood:
1. CO2 and ammonia
2. Ammonia and urea
3. CO2 and urea
4. Urea and urine