Fig. 4.
Effect of exogenous ethylene on respiration rate of WT and the atnap siliques. (A) Respiration rate of WT siliques after 10 µl l–1 exogenous ethylene treatment. (B) Respiration rate of the atnap mutant siliques after 10 µl l–1 exogenous ethylene treatment. Bars are means ±SD (n=4). Significant (P=0.05) differences between means are indicated by different letters.