Q: What organ do mammals have that is exceptionally large for their body size? A:

OPTIONS:
- lungs
- heart
- liver
- brain

Answer: brain

Q: In science, what is a bit of information that is true? A:

OPTIONS:
- lie
- theory
- falsehood
- a fact

Answer: a fact

Q: Electrons in inner shells are called what? A:

OPTIONS:
- inner electrons
- surface electrons
- valence electrons
- core electrons

Answer: core electrons

Q: What mammalian class has the greatest ability to learn? A:

OPTIONS:
- apes
- reptiles
- rats
- humans

Answer:
humans