Agarose gel electrophoresis

2022 Phase 2 1 question

1. Refer to the following statements for agarose-gel electrophoresis: (a) Agarose is a natural polymer obtained from sea-weed. (b) The separation of DNA molecules in agarose-gel electrophoresis depends on the size of DNA. (c) The DNA migrates from negatively-charged electrode to the positively-charged electrode (d) The DNA migrates from positively-charged electrode to the negatively-charged electrode. Choose the most appropriate answer from the options given below