Question: Q: Capillaries are narrow-diameter tubes that can fit red blood cells through in single file and are the sites for the exchange of what? Choices: - proteins - fluids - components - nutrients A:
Answer: nutrients

Question: Q: Because opposite charges attract, oppositely charged ions attract each other to form what? Choices: - nuclear bonds - particle bonds - soluble bonds - ionic bonds A:
Answer: ionic bonds

Question: Q: The actual amount (mass) of gasoline left in the tank when the gauge hits "empty" is a lot less in the summer than in the winter. the gasoline has the same volume as it does in the winter when the "add fuel" light goes on, but because the gasoline has expanded, there is what? Choices: - lower gravity - same mass - more mass - less mass A:
Answer:
less mass