Q: Answer the question

What type of galaxy is the Milky Way?
OPTIONS:
- spiral
- elliptical
- irregular
- oval

A: spiral

Q: Answer the question

Which term describes an organism's ability to maintain a stable internal environment?
OPTIONS:
- reproduction
- extinction
- locomotion
- regulation

A: regulation

Q: Answer the question

Which has the greatest effect on aiding the movement of blood through the human body?
OPTIONS:
- tension
- friction
- density
- gravity

A:
gravity