Present address: ARCO Plant Cell Research Institute, 6560 Trinity Court, Dublin, CA 94566.
Received for publication 16 Feb. 1984. This research was supported by a grant from the Fred C. Gloeckner Foundation, Inc. We wish to thank William Minkel for his assistance in the experiments involving the conversion of ACC to ethylene. The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper therefore must be hereby marked advertisement solely to indicate this fact.