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Vectorless gene transfer MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
Quick Facts
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Direct or Vectorless Methods of Gene Transfer is considered one of the most asked concept.
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31 Questions around this concept.
Solve by difficulty
In a technique called gene gun, microparticles coated with DNA to be bombarded are made up of
For transformation, micro-particles coated with DNA to be bombarded with gene gun aremade up of :
Read the following statement having two blanks (A and B):
"A drug used for --------------(A)-----------patients is obtained from a species of the organism----------(B)-----------"
The one correct option for the two blanks is
NEET 2025: Syllabus | Most Scoring concepts | NEET PYQ's (2015-24)
Concepts Covered - 0
Direct or Vectorless Methods of Gene Transfer
Microinjection:
- In this method, the foreign DNA is directly injected into the nucleus of an animal cell or plant cell by using microneedles or micropipettes.
- It is used in oocytes and embryos.
- The term transfection is used for the transfer of DNA into eukaryotic cells, by various physical or chemical means.
Biolistics or Gene-gun:
- Biolistics is a means of introducing DNA into cells that involve the bombardment of cells with high-velocity microprojectiles coated with DNA.
- In this method, tungsten or gold particles, coated with foreign DNA are bombarded into target cells at a very high rate.
- It is extensively used for plant cells.
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