Multiple choice

Which among the following statements regarding the hairy root culture in plants is incorrect?

  1. A soil bacterium Agrobacterium rhizogenes is significant in the hairy root cultures.

  2. Hairy root cultures can be used for phytoremediation.

  3. Hairy root culture helps to produce artificial seeds.

  4. The Ri plasmids can be engineered to also contain R-DNA.

  5. Hairy root culture is used to study plant metabolic processes.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Ri plasmids can be engineered to also contain T-DNA, used for genetic transformation (biotransformation) of the plant cells. The resulting genetically transformed root cultures can produce high levels of secondary metabolites, comparable or even higher than those of intact plants.

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