What happens to the NADH and FADH2 molecules produced during glycolysis and Krebs cycle? A. They join with pyruvic acid to make lactic acid.
B. Their electrons are used to charge acetyl-CoA.
C. They accept carbons from glucose to make alcohol.
Their electrons enter the D. Electron Transport Chain.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection