Q: Q: What covers the body of a fish to help the move their body to swim? Choices: - gelatin - skin - hairs - scales A:
A: scales

Q: Q: Cellular respiration that proceeds in the presence of oxygen is known as what? Choices: - digestive respiration - anaerobic respiration - kinetic respiration - aerobic respiration A:
A: aerobic respiration

Q: Q: What body joint incurs the most common overuse injury among runners and other athletes? Choices: - arm - heel - ankle - knee A:
A: knee

Q: Q: Chemical symbols are useful to concisely represent the elements present in a substance. the letters usually come from the name of what? Choices: - month - scientist - discoverer - element A:
A: element