Q: You are presented with the quiz "What can be found inside a cell?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "dNA is found in chromosomes" and "genes live on chromosomes, chromosomes live in cells". So, what's the best answer to the question?

OPTIONS:
- ovum
- DNA
- gene
- soil
- liver
- cell wall
- RNA
- p53

A: DNA

Q: You are presented with the quiz "What does glass bend?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "glass cause refraction of light" and "refraction Refraction is the bending of light rays". So, what's the best answer to the question?

OPTIONS:
- a wave
- water
- lenses
- Joules
- fibers
- light
- wind
- air

A: light

Q: You are presented with the quiz "What do ancathostega have four of?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amphibians are the first true tetrapods, or vertebrates with four limbs" and "ancathostega is one of the earliest tetrapods found, and by far the most complete". So, what's the best answer to the question?

OPTIONS:
- Eggs
- feet
- Wings
- alveoli
- Lungs
- ovaries
- rings
- Limbs

A: Limbs

Q: You are presented with the quiz "What can achieve new genetic variation in its gene pool?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "mutation creates new genetic variation in a gene pool" and "influenza viruses mutate". So, what's the best answer to the question?

OPTIONS:
- competition
- Most plants
- rocks
- A computer
- influenza viruses
- nothing
- peachleaf willow
- dust

A:
influenza viruses