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p.130-135 CPO Online What is photosynthesis?
Photosynthesis is a __________________ __________________ that takes place in the chloroplasts of plant cells. During photosynthesis, plants use the energy of sunlight to produce energy-rich molecules called ______________ (ex. glucose). In photosynthesis, plants take in _____________ ___________ & water. It releases __________ & oxygen.
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_________________ are where photosynthesis occurs.
Chloroplasts work much like ________ _________ found in calculators.
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Light and color The _______ provides Earth with a steady source of light. Your eyes see sunlight as ___________ light, but it is really made up of different colors of light. A clear prism can split white light into a rainbow of color.
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Light is part of a collection of waves known as the _________________ _________________.
Waves can be described by their wavelength (length from peak to peak), & their __________. __________ is how we experience the energy of light.
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Chlorophyll A _____________ is a molecule that absorbs some colors of light and reflects others. Chlorophyll is the main pigment used in ____________.
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Chlorophyll ______________ mostly blue and red light, & ______________green light.
This is why most plants look green.
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Cellular respiration Cellular respiration is a ____________ ________________ that occurs in all living things. Cells use _________ & _______________ to produce ________ ________, ________ &_________.
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In most eukaryotic organisms, cellular respiration takes place in the __________________ of cells.
During cellular respiration, energy is stored in a molecule called _________ while some energy is released as heat.
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Comparing photosynthesis & respiration
The chemical equations of photosynthesis and respiration have an interesting relationship. The reactants in photosynthesis are the _____________ in cellular respiration! The _____________ in cellular respiration are the products in photosynthesis!
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