Problem:OPTIONS:
- deformity
- hypothyroidism
- retinopathy
- achondroplasia

Q: What is the most common cause of dwarfism? A:
****
A: achondroplasia

Q: What shape is the orbit of a planet? A:
OPTIONS:
- cleaved
- vertical
- spiral
- elliptical
elliptical

Q: Supercontinents have formed at least how many times in earth history? A:
OPTIONS:
- twenty
- nine
- two
- five

Answer: five

Question: Q: The rate of heat transfer by radiation is largely determined by what? A:
OPTIONS:
- scope
- sound
- environment
- color
Answer: color

input with options: Q: What is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes? A:
OPTIONS:
- inheritance
- asexual reproduction
- meiosis
- crossing-over
output: crossing-over

Problem: OPTIONS:
- it evolves
- it contracts
- it introduces
- it expands
Q: Q: What happens to water when it is heated in the broiler? A:
Answer:
it expands