Q: Drilling wells into hot rocks to release hot water or steam is an example of what kind of power plant? A:
OPTIONS:
- hydroelectric
- solar
- fossil fuel
- geothermal
geothermal

Q: What is the plasma membrane formed by? A:
OPTIONS:
- a cytoplasm bilayer
- cholesterol byproduct
- single lipid layer
- a phospholipid bilayer

Answer: a phospholipid bilayer

Question: Q: Structures like the human tail bone and whale pelvis are called what? A:
OPTIONS:
- primordial structures
- parasitic structures
- adaptations
- vestigial structures
Answer: vestigial structures

input with options: Q: The kidneys help control acid-base balance by excreting _____ and generating bicarbonate that helps maintain blood plasma ph within a normal range? A:
OPTIONS:
- magnesium ions
- sodium ions
- lithium ions
- hydrogen ions
output: hydrogen ions

Q: Q: All cells need what for processes like active transport? A:

OPTIONS:
- hydrogen
- sunlight
- oxygen
- energy

A: energy

Q: What does the tires meeting the road cause when a car accelerates? A:
OPTIONS:
- erosion
- vibration
- thrust
- friction
friction