Question: Q: Capacitors can be used to filter out low frequencies. for example, a capacitor in series with a sound reproduction system rids it of the 60 hz what? Choices: - white noise - vibration - echo - hum A:
Answer: hum

Question: Q: All living cells in multicellular organisms contain an internal cytoplasmic compartment, and a nucleus within the cytoplasm. cytosol, the jelly-like substance within the cell, provides the fluid medium necessary for this? Choices: - meiosis - cell division - apoptosis - biochemical reactions A:
Answer: biochemical reactions

Question: Q: The most common elements have the most tightly bound __________. Choices: - quarks - membrane - atoms - nuclei A:
Answer:
nuclei