I think the correct answer from the choices listed above is the second option. When two hydrogen atoms enter the ETS as part of either NADH or FADH2, the two hydrogen atoms are split into two H+ and two electrons. Hope this answers the questions.
I cant entirely tell for now but an article on rodioactivity should solve the problem
Answer:
c
Explanation: correct me if im wrong
Typical day of a new day in my house with my phone in my car so I’m not going hard I don’t know how much it was