Elephants are valued by some people because their tusks are made of ivory. although it is illegal, people kill elephants, take the ivory, and sell it to make a variety of objects like jewelry and sculptures. this activity is an example of which threat to biodiversity? poaching habitat destruction pollution nonnative species

How does the fermentation of pyruvic acid in cells contribute to the formation of atp? a. it completes the oxidation of glucose to co2, creating atp. b. it generates lactic acid, which cycles back through the krebs cycle, producing 2 atp molecules. c. it converts fadh2 to phosphate, which bonds with adp. d. it produces 2 nad+ molecules, which cycle back to fuel the glycolysis reaction, allowing 2 atp molecules to be produced.