Excretory Products And Their Elimination Question 1

Question: Waste products of adenine and guanine metabolism are excreted by man as:

Options:

A) Ammonia

B) Urea

C) Uric acid

D) Allantois

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Main sources of uric acid are purines.

Purines like adenine and guanine change into xanthine which changes into uric acid Guanine $ \downarrow $ Adenine $ \to $ xanthine $ \to $ uric acid