Which method of plant propagation involves the use of girdling?
A) Grafting
B) Cuttings
C) Layering
D) Micropropagation
The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as:
A) Redifferentiation
B) Dedifferentiation
C) Either (A) or (B)
D) None of these
The ability of the component cells of callus to form a whole plant is known as:
A) Redifferentiation
B) Dedifferentiation
C) Either (A) or (B)
D) None of these
PBR 322 has/have which of the following selection marker(s)?
A) Ampr
B) Tetr
C) Both (A) and (B)
D) Kanr
Select the wrong statement about plasmids?
A) It is extrachromosomal
B) It is double stranded
C) Its replication depends upon host cell
D) It is closed and circular DNA
Stuffer is:
A) The right arm of the vector DNA
B) The left arm of the vector DNA
C) Central fragment of the vector DNA
D) None of the above
Cellular totipotency is the property of:
A) Plants
B) Animals
C) Bacteria
D) All of these

Report Card

Total Questions Attempted: 0

Correct Answers: 0

Wrong Answers: 0

Percentage: 0%