Answer:
D
Explanation:
The chimicals pollutes the water with toxins
I would say the answer is B, let me know if this was wrong.
Answer:
yes this is called survival of the fittest
Explanation:
The biological concept of fitness is defined as reproductive success. In Darwinian terms the phrase is best understood as "Survival of the form that will leave the most copies of itself in successive generations."
Answer: A
Explanation: The elements in the compounds get rearranged. You can't change the amount of hydrogen, oxygen, or carbon the product contains