The yellow color of urine in vertebrates is due to the presence of:

Human beings are

Assertion : During physiology of excretion,deamination does not take place in liver.
Reason : Deamination is a process to make use of excess of amino acids which cannot be incorporated into protoplasm.

Transamination process takes place in

Which are the main excretory substances? Classify animals based on the excretory substance.

Ammonia is the main nitrogenous waste product in ........ .