TASK DEFINITION: In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.
PROBLEM: Las células del nodo sinusal presentan

SOLUTION: The cells of the sinus node present

PROBLEM: ¿Cuál de las siguientes sustancias químicas es considerada el carcinógeno individual más letal?

SOLUTION: Which of the following chemicals is considered the most lethal individual carcinogen?

PROBLEM: Los neumocitos tipo I

SOLUTION:
Type I pneumocytes