Q: What man-made structures orbit all of the inner planets as well as jupiter and saturn? Choices: - comets - space shuttles - moons - satellites A:
satellites

Q: Most enzymes are classified as what? Choices: - lipids - acids - hormones - proteins A:
proteins

Q: What class of invertebrate animals has additional appendages called the chelicerae and the pedipalps? Choices: - fish - arthropod - mammals - arachnid A:
arachnid