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Plant Cell Culture

Plant Cell Culture
When plated only in nutrient medium, how much time is required for the protoplast to synthesize new cell wall?

15-17 days
2-5 days
5-10 days
10-15 days

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Plant Cell Culture
Protoplasts are the cells devoid of

none of these
cell membrane
both cell wall and cell membrane
cell wall

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Plant Cell Culture
Cell fusion method includes the preparation of large number of

single plant cell stripped of their cell wall
plant cells stripped of their cell wall
plant cells with cell wall
cells from different species

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Plant Cell Culture
Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species?

Protoplast fusion
Transpiration
Mass selection
Transformation

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Plant Cell Culture
Which method of plant propagation involves the use of girdling?

Cuttings
Layering
Micropropagation
Grafting

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Plant Cell Culture
The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as

dedifferentiation
either (a) or (b)
redifferentiation
none of these

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