Q: Why do homonuclear diatomic molecules have zero dipole moment? Choices: - no electrical attraction - no activation energy - at homeostasis - no difference in electronegativity A:
no difference in electronegativity

Q: Sphenodontia sphenodontia ("wedge tooth") arose in the mesozoic era and includes only one of what? Choices: - outside genus - traveling genus - inner genus - living genus A:
living genus

Q: Q: What is the distinctive shape of the molecule that contains genetic information? Choices: - cube - conical - cylindrical - spiral A:
A: spiral

Question: Q: What occurs in a formerly inhabited area that was disturbed? Choices: - spontaneous mutation - mass extinction - natural selection - secondary succession A:
Answer: secondary succession

*Question*
Q: Which branch of science is the study of energy, matter, and their interactions? Choices: - geology - biology - meteorology - physics A:
**Answer**
physics

Q: Q: What do cells do in order to replace damaged or worn out cells? Choices: - replicate - die - fold - divide A:
A: divide