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1. A hummingbird is “drinking” nectar containing sugar from a red columbine flower. Arrange the following events to occur in the hummingbird in order from the first to last:
2. As one form of energy is converted into another, there is always some energy lost as
3. Because of the atomic structure of carbon, it tends to form
4. During the Calvin-Benson cycle (carbon-fixing reactions), in the red Columbine plant, high-energy electrons are transferred into a newly made 3-carbon compound. Eventually, these electrons will end up as part of glucose molecules. What was the original source of these electrons in photosynthesis?
5. The majority of ATP produced in cellular respiration is produced during
6. This element is prominent in both living organisms and in the Earth’s surface.
7. A stone is pushed from the top of a hill. Halfway to the bottom of the hill, this rolling stone
8. Surface tension of water is due to
9. With few exceptions, organic compounds are those that contain
10. All enzymes act by
11. Rank the following chemical bonds from weakest to strongest:
12. Because the shared electrons between hydrogen and oxygen spend more time orbiting the oxygen than the hydrogen, water is
13. The atomic nucleus consists of
14. The internal pH of most cells is near neutral. This allows
15. Most cells are small. When they reach a certain size, cells typically divide. This has to do with the
16. The role of oxygen in cellular respiration is to
17. The most common energy-carrying molecule in the cell is
18. In a cell,
19. In photosynthesis, the light-dependent reactions
20. What method is often used by cells to move large solid material into the cell?