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Unformatted text preview: 2. high energy required - more mitochondria a. muscle cells b. liver cells c. kidney tubule cells IX. Lysosomes Structure of the Cell A. Structure 1. single membrane enclosed spheres 2. primary lysosome- bud-off from Golgi complex 3. secondary lysosome- when fused with a vacuole B. Primary Functions 1. breakdown (digestion) of compounds and old parts 2. autophagy- "self eating" reuse old organelles 3. autolysis- "self destruction" of entire cell 4. release digestive enzymes to outside a. sperm entering egg during fertilization b. during repair of bodily injury c. osteoclasts- during bone growth X. Peroxisomes A. Structure 1. small, single membrane enclosed spheres B. Primary Function 1. breakdown hydrogen peroxide (toxic to cells) 2. catalase- enzyme that catalyzes breakdown...
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