Q: Since electrons are charged, their intrinsic spin creates a what? Choices: - suppressed electrical field - magnified rupulsed field - intrinsic electrical field - intrinsic magnetic field A:
intrinsic magnetic field

Q: Cancer of the testes is most common in males between what ages? Choices: - 70 and 90 - 50 and 60 - 10 and 20 - 15 and 35 A:
15 and 35

Q: Q: What is the lowest layer of the atmosphere called? Choices: - mesosphere - lithosphere - asthenosphere - troposphere A:
A: troposphere

Question: Q: Exothermic reactions in organisms are called what? Choices: - nuclear reactions - nebular reactions - biogenic reactions - catabolic reactions A:
Answer: catabolic reactions

*Question*
Q: Synostoses unite the sacral vertebrae that fuse together to form the what? Choices: - young sacrum - lower sacrum - permanent sacrum - adult sacrum A:
**Answer**
adult sacrum

*Question*
Q: In alcoholic fermentation , which acid changes to alcohol and carbon dioxide? Choices: - rain - chloride - lipoic - pyruvic A:
**Answer**
pyruvic