A researcher uses Agrobacterium tumefaciens to introduce a gene into a plant cell. Which of the following is NOT a crucial step in this process?
Infection of plant cells with the engineered Agrobacterium
Insertion of the gene of interest into the Ti plasmid
Ligation of the gene into a yeast expression vector
Regeneration of the transformed plant cells
Related Questions
The pesticide most persistent in the soil is
DDT
BHC
Dieldrin
Baygon
Which bacteria was the first to be used as biopesticide on the commercial scale in the world?
Bacillus thuringiensis
E. coli
Pseudomonas aeruginosa
Agrobacterium tumefaciens
Main objective of production/use of herbicide resistant GM crops is to
Encourage eco-friendly herbicides
Reduce herbicide accumulation in food articles for human consumption
Eliminate weeds from the field without the use of manual labor
Select herbicide resistant crops
The vector for T-DNA is
Thermos aquaticus
Salmonella typhimurium
Agrobacterium tumefaciens
Escherichia coli
The protein produced by some strains of Bacillus thuringiensis can kill all of the following except
Beetles
Armyworm
Flies
Ants
Which of the following can be controlled by using biopesticides?
Insects
Diseases
Weeds
All of these
Disadvantages of chemical agents are
I. chemicals are toxic and harmful to human beings and animals
II. chemical pollute the environment and plants
III. weedicides used to remove weeds also pollute the soil
Choose the correct option
I, II and III
I and II
I and III
II and III
Which technique is used to introduce foreign genes into plant cells?
Gene gun
Centrifugation
Chromatography
Electrophoresis
plasmids used in genetic engineering is obtained from
Bacillus thuringiensis
Agrobacterium rhizogenes
Agrobacterium tumefaciens
Pseudomonas syringae
