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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

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

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

luteolinidin
3-deoxyanthocyanidin
5-0 apigeninidin
apigeninidin

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Special Proteins and Crop Improvement
Avermectins (AVM) are macrocyclic lactones which have potent antihelminthic and insecticidal action. They are generally derived from the mycelia of

Streptomyces avermitilis
L. peruvianum
B. thrunigiensis
P. flourescens

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Special Proteins and Crop Improvement
Which of the following has been confirmed on sugarcane genotypes?

Varicella-zoster virus
Cytomegalovirus
Bacilliform virus
Erythrovirus

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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?

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

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Special Proteins and Crop Improvement
Commercial sugarcane is heterozygons with germplasm from

5-7 Saccharum species
7-9 Saccharum species
1-3 Saccharum species
3-5 Saccharum species

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