Explanation:
Pyruvic acid supplies energy to living cells through the citric acid cycle (also known as the Krebs cycle) when oxygen is present (aerobic respiration), and alternatively ferments to produce lactic acid when oxygen is lacking (fermentation).Hope it helps
I believe it that the answer is C. Hope this helps
Atom,molecule,cell,tissue,organism,population,ecosystem,biosphere.
Answer: The population will evolve, leaving only those genetically equipped to deal with low oxygen levels. brainliest
Explanation:
Answer:
It's B - How much water is used to produce one paper bag?
