Which of the following is first formed nitrogenous waste of vertebrate? |
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a) |
b) |
Urea |
c) |
d) |
Which of the following is first formed nitrogenous waste of vertebrate? |
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a) |
b) |
Urea |
c) |
d) |
(c)
Nitrogen compound is produced by various metabolic process, known as Deamination. A small fraction of nitrogen is used to produce new compounds, while the remaining part is washed away as waste products. First formed vertebrate was fish, which excrete out ammonia. Ammonia is a water soluble compound so, it can diffuse out from the body easily.