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Special Proteins and Crop Improvement

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

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

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Special Proteins and Crop Improvement
The hybrid embryo can be rescued from damage/collapse by growing it

at low temperature
at low water activity
at low pH
in artificial medium

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Special Proteins and Crop Improvement
Somaclonal variation method refers to

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

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

Both (a) and (b)
Auxins
Cytokinins
Adenine

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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

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

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