Callus is a mass of undifferentiated plant cells that forms at the site of injury or in tissue culture. It is characterized by its rapid and disorganized growth. Callus can be induced from explants (plant tissues) under specific nutrient and hormonal conditions.
In tissue culture, Callus is –
Asked in Food Safety Officer 2019 · Topic: Main Plant Diseases (Role of Breeding and Biotechnology in Disease Resistance)
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Answer: D. an unorganized activity dividing mass of cell maintained in tissue culture
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