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प्रश्न
List any four applications of tissue culture.
Give four applications of tissue culture in crop improvement.
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उत्तर
Applications of tissue culture:
- Micropropagation for rapid multiplication of plants.
- Rapid clonal propagation – an explant is used to produce numerous plants of same genotype,
- From somaclonal variation, a number of useful varieties have been produced, e.g., Higher shelf life tomato,
- Virus-free plants by using meristem culture,
- Embryo which normally do not survive inside the seeds can be grown in tissue culture. Embryo rescue useful in interspecific hybridisation.
Notes
Students should refer to the answer according to their qusetion and preferred marks.
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संबंधित प्रश्न
Write the two limitations of traditional breeding technique that led to the promotion of micropropagation.
Differentiate between somaclones and somatic hybrids. Give one example of each.
With advancements in genetics, molecular biology and tissue culture, new traits have been incorporated into crop plants. Explain the main steps in breeding a new genetic variety of a crop
Describe different steps involved in tissue culture technique
How can healthy potato plants be obtained from a desired potato variety which is viral infected? Explain.
Name the technique and the property of plant cells that can help to grow somaclones of certain desired varieties of apple. Explain how somaclones of apple can be obtained in the lab so as to get the desired variety on a large scale.
Identify labels P, Q, R in the given figure of root showing different regions.
In virus-infected plants the meristematic tissues in both apical and axillary buds are free of virus because ______.
Protoplast is ______.
The culture medium (nutrient medium) can be referred to as a ‘highly enriched laboratory soil. Justify the statement.
