Which of the following is/are NOT the way(s) to introduce alien DNA into the host cell?
(A) Using vectors like Agrobacterium tumifaciens
(B) Injecting directly into the nucleus of animal cell
(C) Using ethylene dibromide
(D) Using vectors like retroviruses
(E) Using biolistics or gene gun
Choose the correct answer from the options given below:
(
This question was previously asked in
Shift 30/05/2023 12:00 PM - 2:00 PM
A
(C) and (D) Only
B
(A) and (E) Only
C
(B) Only
D
(C) Only
Correct Answer
(C) Only
Detailed Explanation
To introduce alien DNA into plant host cells, cells are bombarded with high velocity micro-particles of gold or tungsten coated with DNA in a method known as Biolistics or Gene Gun.
Another method known as micro-injection is used in which recombinant DNA is directly injected into the nucleus of an animal cell. Vectors like retroviruses & Agrobacterium tumifaciens can also be used.
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