The cells in a population of yeast cells in which all members of the population have a temperature-sensitive mutation in the same gene involved in cell-cycle progression will appear _________ when shifted to the restrictive temperature.

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If all members of the population have the same temperature-sensitive mutation in the same gene involved in cell-cycle progression, then they will all be affected in the same way when shifted to the restrictive temperature. This means that they will all be arrested at the same point in the cell cycle, which will result in the cells being uniform in size and shape.

The Cells in a Population of Yeast Cells in Which