Q: What is the common term for solid carbon dioxide, which is used as a coolant? Choices: - blue ice - antifreeze - liquid nitrogen - dry ice A:
dry ice

Q: What is the matter through which sound waves travel? Choices: - dust - mass - air - medium A:
medium

Q: Q: Stones, infections, and diabetes threaten the health and functioning of what paired organs? Choices: - tissues - lungs - arteries - kidneys A:
A: kidneys

Question: Q: What do many scientists think are the oldest eukaryotes? Choices: - prokaryotes - plants - arthropods - protists A:
Answer: protists

*Question*
Q: How do basal mammals like monotreme reproduce? Choices: - cloning - budding - live birth - by laying eggs A:
**Answer**
by laying eggs

(Question)
Q: A basic function of cells includes obtaining what from glucose? Choices: - food - proteins - acids - energy A:
(Answer)
energy