下列有关乙烯生物合成描述不正确的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25860' and id < 2171217 and id<>'2171217' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25860' and id > 2171217 and id<>'2171217' order by id asc limit 5