The Fundamental Chemistry of Nucleic Acid Absorbance and the A260/A280 Ratio Every researcher working with DNA or RNA knows that a sample’s value lies not just in its concentration but in its integrity. The A260/A280 ratio has become the universal first checkpoint for purity in molecular biology, and its foundation rests on the simple but…
Author: Freya Ólafsdóttir
Reykjavík marine-meteorologist currently stationed in Samoa. Freya covers cyclonic weather patterns, Polynesian tattoo culture, and low-code app tutorials. She plays ukulele under banyan trees and documents coral fluorescence with a waterproof drone.