The text says “Benacerraf studied immunology for his illness of not breathing well” so he is an expert in immunology
Igualmente means the feeling is mutual not neutral. To expound a bit more, "igualmente" means "equally." So, if someone says to you, "Good to meet you," you could respond with "Equally," which means, "It's equally good to meet you."
<span>Hola en ingles, "Hello".</span>
It’s cual postre te gusta because if there were two choices they would ask you which dessert would you like