© j beauchemin 2006. cells prokaryotic (no nucleus) only organelles are the ribosomes eukaryotic...
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CellsCellsProkaryotic(no nucleus)
Only OrganellesAre the Ribosomes
Eukaryotic(has nucleus)
All of the Organelles
All are unicellular
Example:Bacteria
Unicellular Multicellular
Example:Amoeba
Example:Human
Organelle is called Organelle is called thethe
Found only inside Found only inside
cellscells
( that’s what we ( that’s what we are made of)are made of)
Each one has a very Each one has a very specific job inside specific job inside every cell in living every cell in living organismsorganisms
eukaryoticeukaryotic
Little OrgansLittle Organs
Boundary of the cell Allows materials in and out of
cells Also called the?
Control center or the
of the cell
ContainsContains DNA which isDNA which is??
Surrounded by a double Surrounded by a double membranemembrane
Usually the easiest Usually the easiest organelle to see under organelle to see under a microscopea microscope
Usually one per cellUsually one per cell
Located inside Located inside
the nucleusthe nucleus
What is the job of the What is the job of the
Nucleolus?Nucleolus?
Nucleolus
Acts as Acts as skeletonskeleton
and and musclemuscle Provides shape and Provides shape and
structure to the cellstructure to the cell Helps move Helps move
organelles around organelles around
the cellthe cell Made of three types Made of three types
of filamentsof filaments
A.k.a. “ER”
Transports materials
throughout the cell
It is called the of ______
the
cell
Rough ER:
Has Ribosomes on it
Smooth ER:
No Ribosomes; it
makes lipids
Site of protein Site of protein synthesis synthesis
Can be attached to Can be attached to rough ERrough ER or or floating free in floating free in cytoplasmcytoplasm
Called?Called?
Produced in a part Produced in a part of the nucleus of the nucleus called the?called the?
Looks like a stack of Looks like a stack of platesplates
Called the_____ of the Called the_____ of the cell?cell?
Stores, modifies and Stores, modifies and packages proteinspackages proteins
Molecules transported Molecules transported to and from the Golgi to and from the Golgi Body Body
by the?by the?
Called the______Called the______
of the cellof the cell
Contain digestive Contain digestive enzymes that enzymes that break down break down wastes and old wastes and old organellesorganelles
It is called the?It is called the?
Cellular respiration Cellular respiration occurs here:occurs here:
Has a double Has a double membranemembrane
Has its own strands Has its own strands of:of:
Found only in?Found only in?
Contains the green Contains the green pigment………..? pigment………..?
Where food, Where food, glucoseglucose a simple a simple sugarsugar for for the cell is producedthe cell is produced
Has a double Has a double membranemembrane
ChlorophylChlorophylll
Found only in Found only in
and and
cellscells
What does it do?What does it do?
LocatedLocated outside of the of the
cell membranecell membrane
Made of celluloseMade of cellulose
(fiber)
Large Large centralcentral vacuole mainly in vacuole mainly in ……….cells?……….cells?
What is the job of What is the job of the Vacuole?the Vacuole?
Stores waste,
Stores waste, food
food, ,
water and other
water and other
materials
materials
Helps in cell Helps in cell division or……..?division or……..?
Usually found Usually found only in animal only in animal cellscells
Made of Made of microtubulesmicrotubules
CellsCells
1. Which organelle is the “1. Which organelle is the “PowerhousePowerhouse” and ” and why?why?
A: Mitochondria, makes energy for the cell.A: Mitochondria, makes energy for the cell.
2. Name the 2 types of 2. Name the 2 types of Endoplasmic reticulum or Endoplasmic reticulum or ERER
A: Smooth ER and Rough ERA: Smooth ER and Rough ER
3. What is the main difference between them?3. What is the main difference between them?
A: Rough ER has A: Rough ER has RibosomesRibosomes on it on it
Smooth ER has no ribosomesSmooth ER has no ribosomes
4. What is the nickname for Ribosomes?4. What is the nickname for Ribosomes?
A: The “A: The “Little factoriesLittle factories””
5. Why?5. Why?
A: Because Ribosomes produce or make proteinsA: Because Ribosomes produce or make proteins
6. Why is the cell membrane called the 6. Why is the cell membrane called the ““Gatekeeper?Gatekeeper?
A: Because it controls what substances can enter A: Because it controls what substances can enter and leave the cell.and leave the cell.
7. Why do you think that is important?7. Why do you think that is important?
A: Try to keep out harmful substances out, allow A: Try to keep out harmful substances out, allow GlucoseGlucose,, waterwater and and OxygenOxygen inside. inside.
Allow waste products to leave the cell, such as Allow waste products to leave the cell, such as Carbon DioxideCarbon Dioxide
8. Which cell type has a 8. Which cell type has a cell wallcell wall, plant cell or , plant cell or animal cell?animal cell?
A: A: Plant cellPlant cell
9. In which organelle in plant cells is 9. In which organelle in plant cells is Glucose Glucose produced?produced?
A: A: Chloroplasts Chloroplasts
10.10. Why do you think plant cells have much larger Why do you think plant cells have much larger vacuole than animal cells?vacuole than animal cells?
A: Plant cells store A: Plant cells store GlucoseGlucose, , waterwater and other and other materialsmaterials