A TCD is any sign, signal or marking that involves traffic. A speed limit sign is a type of TCD. A TCD ticket is a lesser violation carrying only 2 points. Even the lowest level speeding violation carries 3 points and the stigma of a speeding violation.
Beta oxidation of both Fatty acids produces both FADH2 and NADH. How many ATP can be made by oxidative phosphorylation from the FADH2 and NADH produced by one turn of the Fatty acid spiral? Answer: 5, Don't have a clue why.
In the citric acid cycle, there is only one reaction which indirectly produces an ATP and this is at step 7. Reactions 4, 6, and 10 involve oxidations of an alcohol group to a ketone group with the coenzyme NAD+, which result in the removal of 2 hydrogens and 2 electrons.