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Parts of the Cell Notes. Cell Unit. Cell Membrane:. Outer layer of the cell that keeps good stuff inside and bad stuff outside. Example: The Police officer of the neighborhood. Cell Wall: . Provides structure and support for the cell membrane. Only in plants. Example: Security
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Parts of the Cell Notes Cell Unit
Cell Membrane: • Outer layer of the cell that keeps good stuff inside and bad stuff outside. • Example: The Police officer of the neighborhood
Cell Wall: • Provides structure and support for the cell membrane. • Only in plants. • Example: Security Guard
Nucleus: • contains the cells’ DNA • is the control center of the cell • Example: Principal’s Office
Cytoplasm: • jelly-like substance that holds organelles inside the cell. • Example: the land and air
Mitochondria: • Breaks down food to make energy • Example: PE
Chloroplast: • Makes food using the energy from the sun (photosynthesis). • Found only in plants cells. • Example:Plants in the neighborhood
Ribosomes: • The place where proteins are made. • Example: Kitchen
Endoplasmic Reticulum: • Packages up proteins so they can leave the cell. • 2 Types: Rough and Smooth • (Rough has ribosomes, smooth doesn’t) • Example:Cafeteria Workers
Golgi body: • Processes and transports materials out of the cell. • Example: Delivery Trucks
Lysosome: • Digests food particles, wastes, and foreign invaders. • Example: Janitors
Vacuoles: • Store water, food, and other materials. • Very BIG in plant cells • Example: Storage Closet
Do Now • Why is the lysosome like a janitor? • Why is the nucleus like the principal? • Why is the cell membrane like the security guard?
Exit Slip- Organelles Which part of the cell: 1. Holds the DNA and is the brain of the cell? 2. Makes proteins? 3. Is found only in the plant cell and is the site of photosynthesis? 4. Is a Jelly-like substance? 5. Makes Energy for the cell?
Differences Between Animal and Plant Cells: • Chloroplast • Cell Wall • BIG Vacuole