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: ¿Qué sistema de transporte utilizan las células foliculares del tiroides para captar yoduro a través de su polo basal?
Example Output: What transport system do thyroid follicular cells use to capture iodide through its basal pole ?

Example Input: ¿Qué característica es cierta con respecto a los test referidos al criterio?
Example Output: What characteristic is true with respect to the tests referred to the criterion?

Example Input: ¿Qué proporción de insulina y péptido C sintetizan las células beta de los islotes de Langerhans?
Example Output:
What proportion of insulin and C-peptide synthesize the beta cells of the islets of Langerhans?