Question 8 of 13

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Contain(s) propionic and acetic acid side chains on pyrrole rings

A. Uroporphyrinogen I
B. Uroporphyrin III

A. A only

B. B only

C. Both A and B

D. Neither A or B

The correct answer is (C).

Comments:

Uro- denotes propionic and acetic acid groups.
Copro- denotes propionic acid and methyl groups.
Proto- denotes propionic acid, methyl and vinyl groups.

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Last modified 1/5/95