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.
Daylight in Alaska. Alaska is known for long summer days and short windows of day light in the heart of winter. Around the winter solstice in December, Alyeska Resort averages five to six hours of sunlight. Come mid-June, the area enjoys up to 20 hours of sunlight per day.