TASK DEFINITION: The goal of this task is to translate questions in English into Catalan. The requirements of the translation is that: the text must be equivalent in meaning, the text must not be ambiguous, and the text must be written as a question
PROBLEM: Primitive jawless vertebrates possess an array of receptors referred to as what?

SOLUTION: L’evolució de quina part del sistema immunitari es va produir en l’avantpassat evolutiu dels vertebrats amb mandíbula?

PROBLEM: When does immunodeficiency occur?

SOLUTION: Què provoca la immunodeficiència?

PROBLEM: How many species of Ctenophora have been validated?

SOLUTION:
Com s’anomenen els petits tentacles dels cidíppids?

