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Temperature sensitivity of the tam mutation. Thirteen plants were first grown at 22°C, then at 27°C for 24 h, and then returned to 22°C. The aberrant tetrads were scored before the temperature shift to 27°C, after the 8-, 12-, and 24-h time points at 27°C, and 24 h after return to 22°C. The data are expressed as the mean and se.
