Q: Q: The cell wall acts as an extra layer of protection, helps the cell maintain its shape, and prevents what? Choices: - extinction - exhaustion - Respiration - dehydration A:
A: dehydration

Q: Q: A nephrologist studies and deals with diseases of what organ? Choices: - lungs - brains - stomach - kidneys A:
A: kidneys

Q: Q: The volume of a regularly shaped solid can be calculated from its what? Choices: - layers - density - mass - dimensions A:
A: dimensions

Q: Q: Nuclei with even numbers of protons, neutrons, or both are more likely to be this? Choices: - ionic - solid - unstable - stable A:
A: stable