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Special Proteins and Crop Improvement

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?

Minerals
Carbohydrate moiety
Protein
Lipid

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

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

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

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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

apigeninidin
luteolinidin
5-0 apigeninidin
3-deoxyanthocyanidin

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Special Proteins and Crop Improvement
cDNA clone prepared to stigma mRNA of Brassica oleracea can be used as a probe on DNA digests of segregating populations to recognize

S alleles
Aegilops
Triticum
Both (a) and (b)

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Special Proteins and Crop Improvement
Meristem culture of banana enables

elimination of bunch top virus disease
slow growth
rapid multiplication
both (a) and (b)

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