Biochemistry
Biochemistry
9th Edition
ISBN: 9781319114671
Author: Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher: W. H. Freeman
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Chapter 25, Problem 44P
Interpretation Introduction

Interpretation:

Cells were incubated with 14C labeled glucose in the second position. The uracil synthesized in the cell is found to have labeled carbon (14C) at the 4th and 6th positions. The pattern for such labeling in uracil should be determined.

Concept introduction:

Purines are heterocyclic organic compounds. Purine is composed of two fused rings, a pyrimidine ring, and an imidazole ring. Adenine and guanine, found in nucleic acids, are the purines. Moreover, purines are water-soluble compound and are metabolized by xanthine oxidase into uric acid.

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