cell structures & functions essential question: how do our cells determine who we are?
TRANSCRIPT
Cell Structures & Functions
Essential Question:How do our cells determine who we are?
Video: Cell Structures & Functions
http://www.youtube.com/watch?v=o1GQyciJaTA
Organelle Functions Analogy
nucleus Controls cell activitiesContains DNA
Your brain
Principal’s office @ MTHS
Animal Cell Plant Cell
Organelle Functions Analogy
chromatin/DNA Carries genetic information for traits passed from parents to offspring.
Blueprints for building.Cookbook, instruction manual
Animal Cell Plant Cell
Organelle Functions Analogy
cell membrane Outer covering of cell, controls what goes in and out.
Your skin
Animal Cell Plant Cell
Organelle Functions Analogy
cell wall Thick outer wall of plant cells. Provides protection and support.
Brick wall,Cereal box
Animal Cell Plant Cell
Cell wall
Cell membrane
Organelle Functions Analogy
cytoplasm Liquid part of cell outside of nucleus. Chemical reactions take place here
Water in an aquarium, Air in room, broth in soup
Animal Cell Plant Cell
Organelle Functions Analogy
ribosome Makes proteins factories
Animal Cell Plant Cell
Organelle Functions Analogy
endoplasmicreticulum
Pathways for transporting proteins
Assembles, modifies proteins and lipids
Highways, roads
Assembly lines, auto body shop.
Animal Cell Plant Cell
Organelle Functions Analogy
Golgiapparatus
Modifies, sorts, & packages proteins for shipping out of cells
post office, UPS, Fed Ex
Animal Cell Plant Cell
Organelle Functions Analogy
mitochondria “Powerhouse of cell”, where glucose is broken down to get energy
Power plant, electricity generator
Animal Cell Plant Cell
Organelle Functions Analogy
chloroplasts Where photosynthesis happens, where food is made in plant cells.
Kitchen, farm, cafeteriaSolar panels
Animal Cell Plant Cell
Organelle Functions Analogy
vacuoles Storage bubbles for food, water, waste
Closets, refrigerator, warehouses
Animal Cell Plant Cell
Organelle Functions Analogy
lysosomes Hold enzymes used to break down cell parts to build new cells.
Recycling centers, trash collectors
Animal Cell Plant Cell
Organelle Functions Analogy
cytoskeleton Network of protein fibers running throughout cell. Provides internal support.
Your skeleton, framework for building
Animal Cell Plant Cell
Animal Cell
cytoskeleton
ribosomes
cytoplasm
Golgi apparatus
mitochondrionCell membrane
Endoplasmic
reticulum
vacuole
nucleus
nucleus
endoplasmic reticulum
Golgi apparatus
cell wall
cytoskeleton
chloroplast
Plant Cellcell membrane
cytoplasm
mitochondrion
vacuole
Video: Intro to CellsWhat are cells and why are they important
to learn about?
http://www.youtube.com/watch?v=gFuEo2ccTPA
Q: What are cells and why are they important to learn about?
• Building blocks of living things, what ALL living things are made up of.
• Helps us better understand how living things work.
• Helps us understand diseases & find cures.