(Question)
Q: What distant and extraordinarily energetic objects now seem to be early stages of galactic evolution with a supermassive black-hole-devouring material? Choices: - pulsars - stars - neutrinos - quasars A:
(Answer)
quasars

(Question)
Q: Dna encodes instructions for what kind of molecules? Choices: - acids - cells - fats - proteins A:
(Answer)
proteins

(Question)
Q: What organ senses sound? Choices: - teeth - brain - eyes - ear A:
(Answer)
ear