1. Cellular Respiration and Photosynthesis - An Introduction
Earth’s energy budget
Cellular energy (ATP)
Mitochondria
Solar energy
Chloroplasts
Chlorophyll
Photosynthesis vs. Cellular Respiration
Photosynthesis and life

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3. Cellular Respiration
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4. 30% Reflected by Clouds or Earth’s Surface
19% Absorbed by Atmosphere and Clouds
0.023% absorbed by plants

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6. ATP (Energy/Currency for the Cell)
___________
ATP is created during cellular respiration inside the Mitochondria

7. Cellular Respiration __________
The organism uses this energy to do everything
Occurs in the …………………

8. Mitochondria _____________
Cells that use a lot of energy have more mitochondria (i.e. muscle cells, brain cells)

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10. Photosynthesis

11. Solar Energy __________
Plants do something similar. They convert light energy into chemical energy (sugar) which the organism can use to move, talk, run, etc.

12. Chloroplasts Chloroplasts are …………………
They contain chlorophyll which gives plants their green color and also ___________
This process is called …………………

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14. Carbon Dioxide + Water + Light Energy  Glucose (Sugar) + Oxygen
Photosynthesis
_____________
Carbon Dioxide + Water + Light Energy  Glucose (Sugar) + Oxygen

15. Chlorophyll is a Pigment
Chlorophyll is the most important pigment (color) present in plants.
Other pigments are also present in the leaf.
________

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17. Light Light we see comes in a spectrum from ………………… Different …………………
Colors that the substance doesn’t absorb, it reflects. We …………………

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20. How do plants use light? __________
*Note* - reflecting green light also helps keep the plant cool

21. Carotenoids (other accessory pigments)
Other accessory pigments (called carotenoids) also absorb light energy. __________

22. Why do some leaves turn colors in the fall?
…………………
As the most abundant pigment, ___________

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24. Photosynthesis and Cellular Respiration
…………………
Cellular Respiration

25. Photosynthesis and Cellular Respiration
__________

26. Photosynthesis and Cellular Respiration are Connected
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28. Photosynthesis and Life
We completely rely on the Sun!
___________
No Sun = No life on Earth
This is the basis behind the dinosaur extinction

29. Dinosaur Extinction A HUGE asteroid is thought to have hit …………………
No Sun = No Food = No more dinosaurs

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