A laboratory technician isolates a molecule consisting of a nitrogenous base and a pentose sugar but no phosphate group. This molecule is called:
Q1. A laboratory technician isolates a molecule consisting of a nitrogenous base and a pentose sugar but no phosphate group. This molecule is called:
Answer: Adenosine
Explanation: Adenosine is a nucleoside, consisting only of adenine and ribose. Adenine is just the nitrogenous base, and AMP is a full nucleotide.