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Excrecion en plantas

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by

Sofia Cortés

on 5 June 2014

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Transcript of Excrecion en plantas

Excrecion en plantas
Metabolismo primario
son sustancias de desecho tales como el agua y el dioxido de carbono como producto de la respiracion como resultado de la fotosintesis.
Metabolismo secundario
como producto de el metabolismo las plantas producen sustancias como el etileno , necyares , resinas , latex, oxalato de calcio y aceites esenciales.
Aceites esenciales
son sustancias que dan el olor caracteristico a algunas plantas o a partes de ellas .
En la industria se utilizan para cosmeticos ,
Preguntas
1¿que es un aceite esencial?
2.¿para que sirven los aceites esenciales?
3.¿ de que parte de el arbol se extrae el aceite esencial?
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