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(i) Mention the property that enables th...

(i) Mention the property that enables the explants to regenerate into a new plant.
(ii) A banana herb is virus-infected. Describe the method that will help in obtaining healthy banana plants from this diseased plant.

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(a) Toti potency is the ability of a cell to grow or generate the whole plant.
(b) Healthy banana plants can be obtained from diseased plants by meristem culture. Although the plant is virus infected, the me'tistem apical and axillary is free of virus.
The meristem is removed from the plant and grown in vitro by micropropagation. The plants produced are virus-free.
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XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-SECTION-C
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