Download App

STD 12 - 9. biotechnology principlas and process — BIOLOGY STD 12 Science — Question

Gujarat 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 $DNA$.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from STD 12 - 9. biotechnology principlas and process→STD 12 - 9. biotechnology principlas and process — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

A cross in which an organism showing a dominant phenotype (genotype unknown) is crossed with the recessive parent in order to know its genotype is called as:
→
Match the following:
Column – I Column $- II$
$(1)$ Failure of cytokinesis $(p)$ To study in beritance of particular traits
$(2)$ Trisomy of 21 $(q)$ Polyploidy
$(3)$ Error of metabolism $(r)$ Down's syndrome
$(4)$ Pedigree analysis $(s)$ Phenylketonuria
→
Which one of the following is not a major component of the ecosystem?
→
Physical exercise improves the _________ system.
→
Which one of the following statements for the pyramid of energy is incorrect ?
→
Detritivores breakdown detritus into smaller particles. This process is called :
→
Alleles are
→
Microbes are used in

$1.$ primary treatment of sewage

$2.$ secondary treatment of sewage

$3.$ anaerobic sludge digester

$4.$ production of bioactive molecules

→
A test cross is carried out to:
→
In ______ the egg is first fertilized outside the body and then it is inserted into the oviduct.
→