Parent cell sentence example

parent cell
  • Some Zygnemaceae and Mesocarpaceae form either a short conjugating tube, or none at all, but the filaments approach each other by a knee-like bend, and the zygospore is formed at the point of contact, often being partially contained within the walls of the parent-cell.
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  • The oosphere is not differentiated within the wall of the oogonium, but certain cells known as wendungszellen, the significance of which has given rise to much speculation, are cut off from the basal portion of the parent-cell during its development.
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  • In Sirogonium there is cell-division in the parent-cell prior to conjugation; and as two segments are cut off in the case of the active gamete, and only one in the case of the passive gamete, there is a corresponding difference of size, marking another step in the sexual differentiation.
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  • In the first case the separated A cells assume the character of the parent cell whose division a $ °° ° gave rise to them; in the second case they o se form filaments, or, if the further elongation and divisions of the cells proceed in different directions, plates or spheroidal or other shaped colonies.
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  • mitosis division of a cell nucleus which results in each daughter cell having the same number of chromosomes as the parent cell.
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  • A portion of the nucleus of the parent cell makes its way through the extremely narrow neck into the daughter cell.
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  • In the first case the separated A cells assume the character of the parent cell whose division a $ °Â° ° gave rise to them; in the second case they o se form filaments, or, if the further elongation and divisions of the cells proceed in different directions, plates or spheroidal or other shaped colonies.
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