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Unformatted text preview: Lecture 3 September 9, 2008 Mitochondria ad chloroplasts ATP Synthesized by each of these organelles Produce specific proteins Mitochondria Site of aerobic respiration Double membrane Inner membrane folded cristae Matrix cristae and inner compartment Important in apoptosis Program cell death Usually when mitochondria injured produce cytoproci , cascade enzyme degrades cellular components and injure the cell, related to caner Cristae very important, by increasing SA to Volume ratio much more activity enzymes for aerobic respiration will be utilized Aerobic Respiration Breakdown of nutrients using oxygen Energy from nutrients packaged ATP CO2 H2O produced as byproducts Chloroplast Structure Plastid Organelle that produced and stored food In cells of plants and algae Stroma Fluid filled space that is enclosed by inner membrane of chloroplast Grana Stacks of membranous sacs (thylakoids) Suspend in stroma Photosynthesis Chlorophyll Gren pigment in thylakoid membranes Traps light energy Light energy converted to chemical energy in ATP Used to synthesize Mitochondria converts energy from one form to another Cytoskeleton Cell shape Ability to move Mechanical strength...
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This note was uploaded on 01/06/2010 for the course GEN BIO 119 taught by Professor Martin during the Spring '08 term at Rutgers.
- Spring '08