Chapter 10

Chapter 10 - Chapter 10- Photosynthesis Photosynthesis in...

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Chapter 10- Photosynthesis - Photosynthesis in nature o Autotrophs: biotic producers o Photoautotrphs o Chemoautotrphs o Obtains organic food without eating other organisms - Heterotrophs: bacteria o Biotic consumers o Obtains organic food by eating other organisms or their by – products (includes decomposers) o Bacteria and fungus - Chloroplast o Sites of photosynthesis Mesophyll= were chloroplasts is located o Pigment: chlorophyll Likes red and violet o Plant cell: mesophyll o Gas exchange: stomata Holes/ pores in a leaf that open or close to let oxygen out, CO2 in E + H2O + CO2 C6H12O6 + O2 o Double membrane o Thylakoids, grana, stroma - Photosynthesis: an overview o H2O is split, e- ( along w/ H+) are transferred to CO2, reducing it to sugar (CH2O) o 2 major steps: Light reactions (“Photo”) NADP+ ( electron acceptor to NADPH) Photophosphorylation o ADP ATP o Light add phosphate Calvin Cycle(“ Synthesis”) Carbon fixation: o Carbon
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Chapter 10 - Chapter 10- Photosynthesis Photosynthesis in...

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