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

¿Qué caracteriza al proceso de envejecimiento fisiológico del sistema musculoesquelético?
What characterizes the physiological aging process of the musculoskeletal system?

En contraste con los bacterianos, los cromosomas eucarióticos necesitan múltiples orígenes de replicación porque
In contrast to the bacterial ones, the eukaryotic chromosomes need multiple origins of replication because

El vector de la tularemia es un/a

The vector of tularemia is a / a