Unit 2: Cells Chapter 7-2 Cell Organelle Notes - astephensscience
Unit 2: Cells Chapter 7-2
? Two types of Eukaryotic Cells: 1. _________________________
Cell Organelle Notes
2. _____________________
? Organelles: "_______________________" ? Specialized structures that ______________ specific ________ in the cell ? Found only in __________________ cells ? Many are membrane-____________ (a membrane surrounds the organelle)
o ___________: watery matrix that organelles float in o ______________: everything in a cell except the nucleus (cytosol + all organelles)
Organelle
Function
Picture
Cell membrane
Also called: Plasma Membrane
? _______________ the cell and decides what comes _____ and _______
? ___________________: allows nutrients in and waste products out
? Made up of a _____________ bilayer
Nucleus
? ___________ center of cell
? Stores _______ (chromosomes)
Nuclear
? Surrounded by the nuclear membrane
Membrane
(pores let materials in and out)
? Also contains the ________________,
Nucleolus
which makes ribosomes
Factory Part
Plant, Animal, or Prokaryote?
Plant
Animal
Prokaryote
Plant
Animal
Prokaryote
Unit 2: Cells Chapter 7-2
Ribosomes
? Smallest organelle
Cell Organelle Notes
? NOT surrounded by a ______________
? Makes ___________ according to
________ instructions
? Free ribosomes: Float free in
Free
_________
Bound
? Bound ribosomes: Attached to Rough ER
Endoplasmic reticulum
? __________ system for materials in cell
(ER)
? membrane
Rough ER ? 1. __________ ER: covered in
ribosomes; site of _________ synthesis
? 2. ________ ER: NO ribosomes;
Smooth ER
produces ____________ and lipids;
Golgi Apparatus
? ______________ system of the cell ? Collects, modifies, and packages
______________ in the cell
? Distributes and _____________
Vesicles
molecules in ________________
Plant
Animal Prokaryote
Plant
Animal Prokaryote
Plant
Animal Prokaryote
Unit 2: Cells Chapter 7-2
Cell Organelle Notes
Lysosome
? `_________________ Disposal' of cell
? Contains digestive ___________ that
break down waste
Mitochondria
? "__________________" of the cell ? Site of ________________________ ? Converts energy stored in ___________
into energy that the cell needs - _____
? Sugar + Oxygen Carbon dioxide + Water + ATP
Chloroplast
? Found only in ______________ cells and __________
? Contains the green pigment _____________________
? Changes _______________ (solar energy) into food like _______________ (chemical energy)
? Sunlight + CO2 + Water Sugar + Oxygen
Plant
Animal
Prokaryote
Plant
Animal
Prokaryote
Plant
Animal
Prokaryote
Unit 2: Cells Chapter 7-2
Cell Organelle Notes
Cell wall
? Rigid, protective ______________
(maintains cell shape)
? Found in ___________ and
______________ cells
? Located ________________ of the
cell membrane
? Made of _______________
(carbohydrate fiber)
Vacuole
? Large _______________ vacuole in
plant cells
? Many ________________ vacuoles in
animal cells
? Storage container for water, food,
enzymes, wastes, pigments, etc.
? Supports cell _____________ in plants
Plant
Animal Prokaryote
Plant
Animal Prokaryote
................
................
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