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Doctors Medicines MCQs Q&A

In nature, Agrobacterium tumefaciens mediated infection of plant cells leads to
P. Crown gall disease in plants.
Q. Hairy root disease in plants.
R. Transfer of T-DNA into the plant chromosome.
S. Transfer of Ri-plasmid into the plant cell.

In nature, Agrobacterium tumefaciens mediated infection of plant cells leads to
P. Crown gall disease in plants.
Q. Hairy root disease in plants.
R. Transfer of T-DNA into the plant chromosome.
S. Transfer of Ri-plasmid into the plant cell. Correct Answer P and R only

Related Questions

Which of the following statement(s) is/are CORRECT for antigen activated effector T cells?
P. CD4+ cells make contact with macrophages and stimulate their microbicidal activity.
Q. CD4+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
R. CD8+ cells make contact with B cells and stimulate them to differentiate into plasma cells.
S. CD8+ cells make contact with virus infected cells and kill them.
Which of the following statements are correct regarding common differences between plant and animal cells?
1. Plant cells have cellulose cell wall, while animal cells lack it.
2. Plant cells lack plasma membrane, while animal cells have it.
3. Mature plant cell have a large vacuole, while animal cells have numerous small vacuoles.
Which of the following statements are correct regarding the general difference between plant and animal cells? 1. Plant cells have cellulose cell walls while animal cells do not. 2. Plant cells do not have a plasma membrane, unlike animal cells which do. 3. Mature plant cell has one large vacuole whilst animal cell has many small vacuoles. Select the correct answer using the code given below:
Consider the statements given below and select the correct statement(s)
1. Computer-mediated communication (CMC) is defined as any human communication that occurs through the use of two or more electronic devices.
2. Computer-mediated Communication can be broken down into two forms i.e. synchronous and asynchronous.
3. Synchronous computer mediated communication refers to communication which occurs in real time.
4. Asynchronous computer mediated communication refers to communication which takes place when the parties engaged are not communicating in unison.
Agrobacterium tumefaciens form ______ plasmids and Agrobacterium rhizogenes form _______ plasmids.
A gall producing gene in Agrobacterium tumefaciens is _______
Select the correct combination of genetic components that are essential for the transfer of T-DNA segment from Agrobacterium tumefaciens to plant cells.
Consider the following statements regarding the Structure of cells: 1. Both Animal & Plant cells comprise amyloplast within the cell membrane. 2. Plant cells have plasmodesmata channels whilst animal cells do not. 3. Vacuoles in both plant cells & animal cells are always filled with solid substances. Which of the statement given above is/are not correct? 
Hairy roots' induced in vitro by the infection of Agrobacterium rhizogenes, are characterized by
P. A high degree of lateral branching.
Q. Genetic instability of culture.
R. An absence of geotropism.
S. Poor biomass production.
Agrobacterium tumefaciens can transfer DNA to animal cells.