input with options: Q: A recent deadly explosion in the gulf of mexico exemplified what source of ocean pollution? A:
OPTIONS:
- greenhouse gases
- fracking disaster
- algal bloom
- oil spill
output: oil spill

Q: Q: What property does coulomb electric force depend upon? A:

OPTIONS:
- electric case
- electric neutral
- electric half
- electric charge

A: electric charge

input: OPTIONS:
- lake water
- spring water
- dam water
- groundwater Now, answer this question: Q: What "kind" of water may take longer to become contaminated than surface water, while the natural cleaning process may take longer? A:
A:
output: groundwater

Q: The heterotroph eats only or mainly what? A:

OPTIONS:
- animals
- roots
- decomposers
- plants

Answer: plants

Problem: OPTIONS:
- glycine
- carbon
- arginine
- valine
Q: Q: An rna codon reading guu encodes for what? A:
Answer: valine

Q: What changes the chemical composition of a substance and can only occur through a chemical reaction? A:

OPTIONS:
- carbon changes
- Oxygen Changes
- mineral changes
- chemical changes

Answer:
chemical changes