MEDIUM
12th CBSE
IMPORTANT
Earn 100

State the role of DNA ligase in biotechnology?

Important Questions on Biotechnology: Principles and Processes

MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 34
Draw a schematic sketch of pBR322 plasmid and label any two restriction sites on it.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 34
Draw a schematic sketch of pBR322 plasmid and label the 'Ori' and 'rop' genes in it.
 
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 34
Draw a schematic sketch of pBR322 plasmid and label an antibiotic resistant gene.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 35

Explain with the help of a suitable example the naming of a restriction endonuclease. 

MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 1
 What are selectable markers? What is their use in genetic engineering?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 2

What were the two main discoveries that led to the birth of genetic engineering?

MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 3
How is the gene Z (for β galactosidase) used as a marker?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 11 - Biotechnology: Principles and Processes>TEST QUESTIONS>Q 4
What are the functions of the enzymes isolated by Stewart Linn and Werner Arber ?