Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Shrinkage or contraction of the protoplasm away from the wall of a living plant or bacterial cell, caused by loss of water through osmosis.
from The Century Dictionary.
- noun In botany, the contraction of the Protoplasm in active cells under the action of certain reagents.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology the
shrinking ofprotoplasm away from thecell wall of aplant orbacterium due towater loss
Etymologies
Sorry, no etymologies found.
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Examples
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-- A protective differentiation of the outer layer of the cell protoplasm; difficult to demonstrate, but treatment with iodine or salt solution sometimes causes shrinkage of the cell contents -- "plasmolysis" -- and so renders the cell wall apparent (_e.
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Bacteria that comes into contact with honey undergo plasmolysis - they lose their moisture content to the surrounding honey and die.
The Buzz on Honey 2008
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Sap vacuoles must be distinguished from spores, on the one hand, and the vacuolated appearance due to plasmolysis, on the other.
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These cilia appear to be attached to the cell-wall, being unaffected by plasmolysis, but Fischer states that they really are derived from the central protoplasm and pass through minute pores in the wall.
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" Various
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Examine microscopically and note the strongest solution which does not cause plasmolysis and the weakest solution which does plasmolyse the organism.
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The bottom large panel is a magnification of the overlay panel after plasmolysis.
PLoS Biology: New Articles Ora Hazak et al. 2010
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PI-stained GFP-ICR1 expressing leaf epidermis pavement cells before and after plasmolysis.
PLoS Biology: New Articles Ora Hazak et al. 2010
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Plasma membrane localization of GFP-ICR1 detected following plasmolysis.
PLoS Biology: New Articles Ora Hazak et al. 2010
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The fluorescent green patches detected after plasmolysis indicate that some of the GFP-ICR1 was not attached to the plasma membrane.
PLoS Biology: New Articles Ora Hazak et al. 2010
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(concentration insufficient to cause plasmolysis).
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