Q: What structure supports the body, protects internal organs, produces blood cells, and maintains mineral homeostasis? Choices: - fossil - skin - cuticle - skeleton A:
skeleton

Q: Which theory describes the distribution of electrons in molecules in much the same way that the distribution of electrons in atoms is described using atomic orbitals? Choices: - molecular distribution theory - atomic orbital theory - atomic distribution theory - molecular orbital theory A:
molecular orbital theory

Q: Which type of isomers generally have lower boiling and melting points than straight-chain isomers? Choices: - straight-chain isomers - branched-looping isomers - branched - solar isomers - branched-chain isomers A:
branched-chain isomers