(Question)
Q: Which molecules in the body holds energy? Choices: - mitochondria molecules - water molecules - lipid molecules - glucose molecules A:
(Answer)
glucose molecules

(Question)
Q: When atoms gain or lose electrons, what is formed? Choices: - crystals - molecules - gas - ions A:
(Answer)
ions

(Question)
Q: What is a purification process where the components of a liquid mixture are vaporized and then condensed and isolated? Choices: - conduction - sterilization - dispersion - distillation A:
(Answer)
distillation