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The vector for T-DNA is 

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Important Questions on Biotechnology: Principles and Processes

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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (5)
GAATTC is the recognition site for which of the following restriction endonuclease?
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (6)

Given below is a sample of a portion of DNA strand giving the base sequence on the opposite strands. What is so special shown in it?

5‘ ----GAATTC----3’
3’ ----CTTAAG-----5’

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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (7)
There is a restriction endonuclease called EcoRI. What does "co" part in it stand for?  
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (8)
Agarose extracted from sea weeds is used in
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (9)
Silencing of mRNA has been used in producing transgenic plants that are resistant to
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (10)
Restriction enzymes are used to cut 
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (11)
In the PCR technology, the DNA segment is replicated over a billion times. This repeated replication is catalysed by the enzyme 
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12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q (12)
Plasmids are