Q: You are presented with the quiz "what are vertebrates?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "vertebrates are all chordates that have a backbone" and "mammals are like other chordates in that they have backbones". So, what's the best answer to the question? | OPTIONS:
- jellyfish
- bacteria
- animals
- Catch prey
- humans
- crocodiles
- invertebrates
- mammals
A: mammals

Q: You are presented with the quiz "What can mutate cells?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "some viruses can cause cancer" and "cancer is an example of a mutation in cells". So, what's the best answer to the question? | OPTIONS:
- Allergies
- water
- fruits
- flow of electrons
- vegetables
- harmful substances
- rays or beams
- some viruses
A: some viruses

Q: You are presented with the quiz "what may have its leaf size increase as it grows?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "when a plant grows , the size of the leaves of that plant may increase" and "perennial types are planted outside in spring". So, what's the best answer to the question? | OPTIONS:
- tiny polyps
- gene flow
- h2o
- grass
- subtropical
- humans
- Tropical
- perennials
A: perennials

Q: You are presented with the quiz "What will happen if an object is in the sunlight?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an object is in the sunlight then that object will absorb solar energy" and "solar energy heats surface". So, what's the best answer to the question? | OPTIONS:
- Grow old
- Get dirty
- photons
- It expands
- warmth
- motion
- Heat up
- Cool down
A: Heat up