instruction:
Translate the given Spanish text to English
question:
The impeller has a tapered bore with impeller threads.
answer:
El propulsor tiene un orificio ahusado con roscado de propulsor.


question:
Therapeutic compositions which comprise at least one epitope are provided.
answer:
Se proporcionan composiciones terapeuticas que comprenden al menos un epitope.


question:
The apparatus includes a bedroll (100) and a chop off roll (200).
answer:

El aparato incluye un lecho de rodillos (100) y un rodillo de corte (200).