Post on 27-Mar-2015
Cell FactoryCell Factory
l S7L2-Students will describe the S7L2-Students will describe the structure and function of cells, structure and function of cells,
tissues, organs, and organ tissues, organs, and organ systemssystems
DiscussionDiscussion
How is a cell like a factory?How is a cell like a factory?What is the job of each worker?What is the job of each worker?Predict, what would happens if a Predict, what would happens if a
worker quits?worker quits?
Review: Plant or Animal? Review: Plant or Animal?
AnimalAnimal
Review: Plant or Animal?Review: Plant or Animal?
PlantPlant
5 Life Processes5 Life Processes
Metabolism Metabolism RespirationRespiration DiffusionDiffusion OsmosisOsmosis ReproductionReproduction
MetabolismMetabolism
All chemical All chemical activities in a cellactivities in a cell
Cells do not make Cells do not make energy, they need energy, they need to change energy to change energy to do a useable to do a useable source.source.
DiffusionDiffusion
Process by which Process by which water, air, food, water, air, food, waste, and other waste, and other materials enter or materials enter or leave a cellleave a cell
OsmosisOsmosis
Special type of Special type of diffusion by which diffusion by which water passes in water passes in and out of the cell and out of the cell membranemembrane
Greater to lesser Greater to lesser concentrationconcentration
Cellular RespirationCellular Respiration
Process by which Process by which living organisms living organisms take in oxygen and take in oxygen and use this to produce use this to produce energyenergy
Sugar is broken Sugar is broken down by the down by the mitochondria.mitochondria.
2 types: Aerobic 2 types: Aerobic and Anaerobicand Anaerobic
ReproductionReproduction
Process by which Process by which cells give rise to cells give rise to new cellsnew cells
Facts:Facts:
Like a factory, the cell needs energy Like a factory, the cell needs energy to do its job.to do its job.
Day and night, the cell traps and Day and night, the cell traps and converts, stores, and uses energy converts, stores, and uses energy (food). (food).
Getting and using energy is one of Getting and using energy is one of the most important activities of the the most important activities of the cell.cell.
1- Nucleus 2- Chromosomes 3-Mitochondria 4-Ribosomes
5- Chloroplasts6- Vacuoles 7- Endoplasmic Reticulum8- Cell Membrane
DebriefDebrief
How is a cell able to carry out the How is a cell able to carry out the processes of life?processes of life?
Identify 3 to 5 functions performed Identify 3 to 5 functions performed by all organelles?by all organelles?
Bonus (5pt each)Bonus (5pt each) What type of cell did we explore? Defend What type of cell did we explore? Defend
your response.your response.What are the 5 life processes needed for What are the 5 life processes needed for
cell survival?cell survival?