Ethylene is a plant hormone that promotes ripening of certain fruits. Ethylene action in one fruit can cause neighboring fruits to ripen, as in the effect in which one bad apple spoils the bunch. How can ethylene affect not only the cells in which it is produced but also distant cells?

+2 votes

 

  

Ethylene causes an increase in CO2 concentration, which promotes fruit ripening.

  

Ethylene promotes the growth of bacteria that spread from one fruit to the other.

  

Ethylene is a gaseous hormone that is released from ripening fruit into the atmosphere, and thus can affect distant cells.

  

Ethylene promotes the release of another hormone, jasmonic acid, which is a volatile hormone that promotes fruit ripening.

 

asked Dec 31, 2012 in Biology by anonymous
    

1 Answer

+1 vote

 

Ethylene is a gaseous hormone that is released from ripening fruit into the atmosphere, and thus can affect distant cells.

 

answered Dec 31, 2012 by Panda ~Expert~ (1,557 points)

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