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Special Proteins and Crop Improvement

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
Cultivated tomato species (Lycopersicon esculentum) has a high degree of resistance towards

L. peruviaanum
both (a) and (b)
Solarium melongena
Meloidogyne spp.nematodes

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Special Proteins and Crop Improvement
In transgenic plants of Arabidipsis thaliana which of the following gene is transferred for the synthesis of PHB (polyhdroxybutyrate)?

Acetyl Co A reductase
Polyhydroxybutyrate synthease
Pyrophosphorylase
Both (a) and (b)

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Special Proteins and Crop Improvement
Which of the following technique can be used to develop nematode resistant plants?

Embryo-rescue
Mutation
All of these
Non-recombinant DNA

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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
For increased level of mannitol in transgenic tobacco plants which of the following gene is transferred?

Mannitol pyrophosphorylase
Mannitol dehydrogenase
Both (a) and (b)
Mannitol synthease

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