Home
Class 12
BIOLOGY
Agrobacterium tumefaciens : (I) has e...

Agrobacterium tumefaciens :
(I) has earned the name of natural genetic engineer for the bacterium
(II) carries a vir gene which promotes insertion of T-DNA into host cell .
(III) has been used to transfer genes for RNA interfer- ence in plants

A

(I) is correct

B

(I) and (III) are correct

C

(I ), (II) and (III) are correct

D

(I) and (II) are correct

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion. Agrobacterium tumefaciene is popular in genetic engineering because this bacterium is associated with roots of all cereals and pulse crops Reason. A gene incorporated in the bacterial chromosomal genome gets automatically transferred to the crop with which the bacterium is associated.

Assertion : Agrobacterium tumefaciens is popular in genetic engineering because this bacterium is associated with the roots of all cereal and pulse crops. Reason : A gene incorporated in the bacterial chromosomal genome gets automatically transferred to the crop with which the bacterium is associated .

State how has Agrobacterium tumefaciens been made a useful cloning vector to transfer DNA to plant cells.

Which of the following statements are correct ? I. The structural gene is the segment of DNA, which exercises a central over transcription II. The regulator gene is responsible for the synthesis of repressor. IIIgt The operator gene is the segment of DNA, which carries code for the synthesis of protein IV.The promoter gene is the DNA segment at which RNA polymerase binds

Read the statements given below. Which of the following statements is / are incorrect ? I. Amniocentesis , a procedure which involves the analysis of yolk cells , has been banned by the government to prevent female foeticide. II. The oral contraceptives pill ' saheli ' was developed by the central During Research Institute ( CDRI ) situated in the city of Ludhiana . III. Spermicidal Creams , jellies , and foams are usually used with natural methods of contraception to increase their efficiency . IV . Progesterone or progesterone - estrogen combination can also be used as implants under the skin for contraception purpose .