Electron Transport Chain When NADH delivers high energy electrons to the first carrier of the electron transport chain, enough energy is captured by the time the electrons are received by O2 to permit the production of three ATP molecules.
67 days of darkness. Even though residents of Barrow, the northernmost town in Alaska, won't see the sun for 67 days come winter, they enjoy the midnight sun all summer-over 80 days of uninterrupted daylight.
For the best answers, search on this site https://shorturl.im/aw4Tu. You've obviously never been to Alaska! The Sun shines 24 hours a day (day and night isn't accurate since, by definition, night is only when the Sun isn't in the sky) only north of the Arctic Circle, and for far less than half the year. The number of days it shines 24 hours a day depends on how far north you are.