input with options: Q: A yolk sac replaces what structure for nourishing a marsupial embryo? A:
OPTIONS:
- uterus
- glucose
- Stomach
- placenta
output: placenta

Q: Q: Foliation, which forms layers in rocks during metamorphism, is caused by what? A:

OPTIONS:
- Pulling
- power
- push
- pressure

A: pressure

input: OPTIONS:
- uneven
- sudden
- rapid
- slow Now, answer this question: Q: Human evolution shows that evolutionary changes typically occur at what pace? A:
A:
output: slow

Q: The sum of the masses of the atoms in the formula is referred to as what? A:

OPTIONS:
- nucleus mass
- magnetic mass
- atomic mass
- molecular mass

Answer: molecular mass

Problem: OPTIONS:
- assimilation
- fraternization
- purebreed
- hybridization
Q: Q: What term is used to describe a cross between two individuals that have different traits? A:
Answer: hybridization

Q: Many countries have attempted to reduce the human impact on climate change by reducing their emission of what greenhouse gas? A:

OPTIONS:
- methane
- acid dioxide
- nitrous oxide
- carbon dioxide

Answer:
carbon dioxide