Answer:
These reactions are collectively called the urea cycle or the Krebs-Henseleit cycle. Ammonia is a toxic product of nitrogen metabolism which should be removed from our body. The urea cycle or ornithine cycle converts excess ammonia into urea in the mitochondria of liver cells.
Answer:
animals get energy indirectly from the sun
Explanation:
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Answer:
B
Explanation:
Two molecules of ATP from the cell are invested at the beginning of the process of glycolysis.