From cell to polymer
From cell to polymer
DNA carries the genetic instructions used to build and run an organism. In animal and plant cells, DNA is found mainly in the nucleus and is packaged into chromosomes.
Step-by-step lessons on Edexcel GCSE Biology 3.2.1 DNA structure as a polymer. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.