In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.

Example Input: Incorporan esteroles a su membrana plasmática
Example Output: They incorporate sterols to their plasma membrane

Example Input: Los conos
Example Output: The cones

Example Input: ¿Sobre cuál de las siguientes enzimas ejerce el citrato un efecto alostérico positivo?
Example Output:
On which of the following enzymes does citrate exert a positive allosteric effect?