Q.
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 :
Solution: