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If the known DNA sequences are immobilized onto a solid support, it is called ____________

(a) Blot

(b) Microarray

(c) DNA plate

(d) Column

I got this question in an online quiz.

Question is taken from Gel electrophoresis, Oligonucleotide  & Microarrays topic in chapter Basics of Genetic Engineering of Genetic Engineering

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Right option is (b) Microarray

To elaborate: In the case known DNA sequences are immobilized on a solid support, the arrangement is called a microarray. If unknown sequences are immobilized, it is called a blot.

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