Across
- 2. ___________ respiration happens in the presence of oxygen.
- 5. ____________respiration happens in the absence of oxygen.
- 6. Using oxygen to break down lactic acid after hard exercise is called ______
- 9. Maintaining a _______ body temperature requires energy.
- 10. Yeast carries out _________ to create alcohol in beer and wine.
- 11. During hard exercise, the body produces _____ _____.
- 13. Energy used to make proteins is called protein ______.
- 14. During anaerobic respiration by yeast, some of the energy is transferred to ________.
Down
- 1. Respiration is a ___________ reaction that takes place in all living cells.
- 3. Glucose and _____ are the reactants in respiration.
- 4. Yeast produce _______ during anaerobic respiration to make bubbles in bread.
- 7. Respiration releases _______ from nutrient molecules.
- 8. CO2 and _____ are the products of respiration.
- 9. Energy is used for muscle _________.
- 12. Anaerobic respiration releases ____ energy than aerobic respiration.