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Special Proteins and Crop Improvement

Special Proteins and Crop Improvement
Involvement of sugarcane phytoalexins in red-hot resistance has been observed. The phytoalexin compound is reported to be

3-deoxyanthocyanidin
luteolinidin
apigeninidin
5-0 apigeninidin

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Special Proteins and Crop Improvement
MS medium, is found essential for initial morphogenesis of the immature embryos and to enhance callus development, when supplemented with

adenine and kinetin
GA3
GA3 and coconut milk
adenine

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Special Proteins and Crop Improvement
Which of the following constituent/(s) is/are added to help in speedy generation of meristem culture in case of Ipomoea batatas improvement?

Cytokinins
Auxins
Adenine
Both (a) and (b)

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Special Proteins and Crop Improvement
The tumor phenotype, which can be maintained indefinitely in tissue culture, results from the expression of genes on the

c-DNA
T-DNA
m-RNA
r-DNA

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Special Proteins and Crop Improvement
The intervention in the communication system of nematodes offer several possibilities of bio control. Which of the following(s) play(s) a very important role in the host recognition?

Carbohydrate moiety
Protein
Lipid
Minerals

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Special Proteins and Crop Improvement
Somaclonal variation method refers to

large number of plant cells
small number of species having limited commercial potential
genetic isolation
heritable changes

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