Answer:
Without oxygen present, fermentation occurs. The product of fermentation is a smaller amount of ATP and alcohol (ethanol is a form of alcohol). You can see the products in the graph of sample B. Sample B was not given oxygen (anaerobic) and therefore performed fermentation.
If you are supposed to get your answer from the passage, one could gather that you need to maintain a healthy lifestyle to keep you growing so that these genes are not diminished, a leading factor in cancer.
The land will develop into more houses leading to urbanization which will destroy the material resources it will decrease because the chemical will affect the water quality leading to a decrease of fish population. Hope this helps
<span>These elements are oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus.</span>