How to study biology for NEET 2025? - Preparation & Revision Strategy For NEET Biology

Vectorless gene transfer MCQ - Practice Questions with Answers

Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET

Quick Facts

  • Direct or Vectorless Methods of Gene Transfer is considered one of the most asked concept.

  • 1 Questions around this concept.

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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