STD 12 - 9. biotechnology principlas and process — Biology STD 12 Science — Question
CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 9. biotechnology principlas and process1 Mark
MCQ
Agarose extracted from sea weeds finds use in
✓
$Gel\; electrophoresis$
B
$Spectrophotometry$
C
$Tissue \;culture$
D
$PCR$
✓
Answer
Correct option: A.
$Gel\; electrophoresis$
a Agarose gels have very large pore size and are used primarily to separate very large molecules with a molecular
mass greater than $200\; K$ Da.
Spectrophotometry is a method to measure how much a chemical substance absorbs light by measuring the intensity of light as a beam of light passes through sample solution.
Tissue culture involves the growth in an artificial medium of cells derived from living tissue.
$PCR$ is a technique used to make multiple copies of a segment of $DNA$.
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