Q: Q: The shoulder and hip are examples of what type of joints? A:

OPTIONS:
- lever
- pivot
- hinge
- ball and socket

A: ball and socket

input: OPTIONS:
- methane
- hydrogen and helium
- water and carbon dioxide
- water and oxygen Now, answer this question: Q: Hydrogen peroxide will decompose over time to produce _______ gas. A:
A:
output: water and oxygen

Q: Upon reaching the postsynaptic membrane, what type of chemical messenger binds to and activates a specific receptor? A:

OPTIONS:
- hormone
- neuropeptide
- pheromone
- neurotransmitter

Answer: neurotransmitter

Problem: OPTIONS:
- blue ice
- antifreeze
- liquid nitrogen
- dry ice
Q: Q: What is the common term for solid carbon dioxide, which is used as a coolant? A:
Answer: dry ice

Problem:OPTIONS:
- the seager hypothesis
- Big Bang theory
- small world theory
- the gaia hypothesis

Q: What hypothesis states that the biosphere is its own living organism A:
****
A: the gaia hypothesis

Problem:OPTIONS:
- Atomic acids
- structural acids
- nitrous acids
- nucleic acids

Q: What consist of chains of small molecules called nucleotides? A:
****
A:
nucleic acids