Translate the given Spanish text to English
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Question: In one embodiment, lignin biosynthesis is down- regulated.

Answer: En una modalidad, la biosíntesis de lignina es regulada descendentemente.


Question: The dispenser (10) is of an ergonomic shape, provides for single hand use.

Answer: El surtidor es de una forma ergonomica que proporciona un uso de mano Unica.


Question: ; R2: -CO2H, etc.

Answer:
; R2: -CO2H, etc.