Metabolism of Purine and Pyrimidine Nucleotides

Question 1

What are the purine and pyrimidine bases?

Answer 1

Purine = Adenine & Guanine
Pyrimidine = Cytosine, uracil, & Thymine

Question 2

Regulators of purine nucleotides?

Answer 2

Initiated by Ribose 5-phosphate

R5P is formed from glucose in pentose phosphate pathway (HMP shunt)