Q: In animal cells, what arises from the centrosomes and includes spindle microtubules and asters? A:
OPTIONS:
- Golgi apparatus
- ribosomes
- DNA helix
- the spindle

Answer: the spindle

Q: Electrons exist only where the wave is what? A:
OPTIONS:
- seen
- spinning
- solid
- stable

Answer: stable

Q: What is driven by the sun's energy and moves water over the surface of earth? A:
OPTIONS:
- sun cycle
- tides
- weather cycle
- the water cycle

Answer:
the water cycle