Biology · Principles and Processes in Biotechnology

The separation of DNA fragments on agarose gel relies on a sieving effect. What is the source matrix of agarose commonly used in gel electrophoresis?

1. A
   Synthetic polyacrylamide polymers
2. B
   Natural polymers extracted from sea weeds
3. C
   Chitin extracted from fungal cell walls
4. D
   Cellulose derivatives isolated from higher plants