input: OPTIONS:
- noncovalent
- intermediate
- transition
- valence Now, answer this question: Q: Which type of electrons plays the most important role in chemical reactions? A:
A:
output: valence

Q: Groupings of related organs in the human body are referred to as "organ" what? A:

OPTIONS:
- conditions
- bodies
- functions
- systems

Answer: systems

Problem: OPTIONS:
- maturation
- aging
- childhood
- adolescence
Q: Q: What is the name of the period of transition between the beginning of puberty and adulthood? A:
Answer: adolescence

Problem:OPTIONS:
- .350 million
- 500 million
- .250 million
- 600 million

Q: How many years ago may the earliest fungi have evolved? A:
****
A: 600 million

Q: Water is a versatile solvent that can dissolve many ionic and polar molecular solutes to make what? A:
OPTIONS:
- chloride solutions
- sulfate solutions
- sulfide solutions
- aqueous solutions
aqueous solutions

Q: What are atoms called when they have the same number of negative electrons as positive protons in an electrical charge? A:
OPTIONS:
- positive
- static
- negative
- neutral

Answer:
neutral