NEET 2011 Biology question

Agarose extracted from sea weeds finds use in :

(1)Spectrophotometry
(2)Tissue Culture
(3)PCR
(4)Gel electrophoresisCorrect

Answer: (4)

Solution

Agarose is a natural polysaccharide obtained from red algae (sea weeds such as Gelidium). Its gel forms the matrix (sieve) in gel electrophoresis, through which negatively charged DNA fragments

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Question ID VK-090888