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Biotechnology - Questions and Answers

Practice questions on Biotechnology.

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56. Molecular cloning is also known as
A. Splicing
B. Gene cloning
C. Gene manipulation
D. Hardening
Explanation:
57. Inter specific crosses in industrial micro-organisms are made easier by
A. Protoplast fusion
B. Tissue culture
C. Genetic engineering
D. Totipotency
Explanation:
58. The first step in protoplasmic fusion is the
A. Isolation of protoplasts
B. Fusion of protoplasts
C. Growth protoplasts
D. Regeneration of cell wall
Explanation:
59. An example of a fusogenic agent is
A. Methanol
B. Ethyl alcohol
C. Polyethelene alcohol
D. Polyethelene glycol (PEG)
Explanation:
60. The interspecfic somatic hybrids of tobacco and petunia are produced by the technique of
A. Tissue culture
B. Protoplasmic fusion
C. Genetic engineering
D. Gene cloning
Explanation: