input with options: Q: The concentration of hydronium ions in a solution is known as what? A:
OPTIONS:
- base
- akaline
- pH value
- acidity
output: acidity

Q: Q: What are used to balance chemical equations? A:

OPTIONS:
- velocities
- densities
- fractions
- coefficients

A: coefficients

input: OPTIONS:
- phenotype exchange
- spontaneous mutation
- dna replication
- differential gene expression Now, answer this question: Q: The process by which an organism develops from a single-celled zygote to a multi-cellular organism is complex and well regulated. the regulation occurs through signaling between cells and tissues and responses in the form of what? A:
A:
output: differential gene expression

Q: What is the long-term average of weather in a particular spot called? A:

OPTIONS:
- weather
- migration
- temperature
- climate

Answer: climate

Problem: OPTIONS:
- mars robot
- mars driver
- mars SUV
- mars rover
Q: Q: What is the wheeled robot developed by nasa to explore the surface of mars? A:
Answer: mars rover

Q: What process can be triggered by a burst of ethylene production in the fruit? A:

OPTIONS:
- pickling
- hardening
- drying
- ripening

Answer:
ripening