Question: Q: Humans and other animals can suffer from diets lacking in what essential "ingredients"? Choices: - fiber - steroids - liquids - nutrients A:
Answer: nutrients

Question: Q: The attraction of an atom for the electrons of a covalent bond is its what? Choices: - brightness - weight - hardness - electronegativity A:
Answer: electronegativity

Question: Q: What diagnostic technology uses high-frequency vibrations transmitted into any tissue in contact with the transducer? Choices: - laser - radiation - sonar - ultrasound A:
Answer:
ultrasound