Assertion : During the physiology of excretion , deamination does not take place in liver cells .
Reason : Deamination is a process to make use of excess of amino acids which cannot be incorporated into the protoplasm .
A. If both assertion and reason are true and the reason is a correct explanation of the assertion.
B. If both assertion and reason are true bu the reason is not a correct explanation of the assertion.
C. If the assertion is true but reason is false.
D. If both the assertion and reason are false.