Q: What forces in liquids are strong enough to keep them from expanding significantly when heated? Choices: - particles forces - outermolecular forces - gravitational forces - intermolecular forces A:
intermolecular forces

Q: Functional groups are groups of atoms that occur within molecules and confer specific chemical properties to those molecules. they are found along the "carbon backbone" of what? Choices: - inorganic molecules - functional molecules - micromolecules - macromolecules A:
macromolecules

Q: The human body has as many as two trillion lymphocytes, and lymphocytes make up about 25% of all of what? Choices: - red blood cells - pathogens - glands - leukocytes A:
leukocytes