Q: In how many basic was can substances cross the plasma membrane? A:
OPTIONS:
- one
- three
- four
- two

Answer: two

Question: Q: Why do beer brewers add yeast to the wort? A:
OPTIONS:
- reduce alcohol
- add carbonation
- increase longevity
- to make alcohol
Answer: to make alcohol

input with options: Q: What charge do atoms carry? A:
OPTIONS:
- negative
- static
- positive
- neutral
output: neutral

Q: Q: What are chromosomes in the same pair called? A:

OPTIONS:
- homogeneous chromosomes
- regulated chromosomes
- reversible chromosomes
- homologous chromosomes

A: homologous chromosomes

input: OPTIONS:
- furan
- sulfide
- phosphate
- benzene Now, answer this question: Q: What is the smallest aromatic hydrocarbon? A:
A:
output: benzene

Question: Q: What is the term for a period when temperatures are cooler than normal causing glaciers to spread to lower latitudes? A:
OPTIONS:
- cooling era
- cold age
- freezing point
- ice age
Answer:
ice age