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Special Proteins and Crop Improvement

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

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

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Special Proteins and Crop Improvement
Protoplast fusion technique generally involves

hybridization between two species
isolation, fusion and culturing
isolation only
isolation and fusion

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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
Minerals
Protein
Lipid

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Special Proteins and Crop Improvement
Which of the following have been used for cryo-preservation of germplasm with 90% tissue survival and 10%plant regeneration that are used in international exchange of germplasm?

Both (a) and (b)
Meristem tip cultures
Embryo cultures supplemented with GA3 and coconut milk
Embryo cultures

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Special Proteins and Crop Improvement
Which of the following mutant/(s) has/have increased amount of lysine and/or methionine in corn seeds?

Sugary-1
All of these
Flory-2
Opaque-2

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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?

Adenine
Cytokinins
Both (a) and (b)
Auxins

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