Cell Organelles Flashcards
Name two types of cells
hint: one is simpler, the other more complex
(evolutionarily speaking)
- Prokaryote
- Eukaryote
Prokaryote
- no ________
- most are ________-celled
- choose one: simpler or complex
- evolutionarily choose one: older or newer
- No nucleus or other organelles
- Most are single-celled
- Simpler
- Older
Is this Prokaryote or Eukaryote?
Prokaryote
simpler
older
Eukaryote
- has nucleus and other _________________
- most are _________cellular
- choose one: larger or smaller
- possibly evolved from __________
- Has nucleus & organelles
- Most are part of multicellular organisms
- Larger
- More complex
- Possibly evolved from one prokaryote living inside another
What do you know about Eukaryote cells?
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Eukaryote
larger
more complex
Cell Membrane
Pho_________bilayer with p_________ & c__________
Selectively p________________
- Phospholipid bilayer with proteins and carbohydrates
- Selectively permeable
Cytoplasm
Cytoplasm = cytosol + _______________
Cytosol + Organelles = Cytoplasm
Cytosol: watery liquid inside the cell
Organelle: structures within a cell that carry out essential cell
Cytoskeleton
_________ network within the cell
- Supporting network within the cell
Nucleus
contains ______
- Contains DNA
Nuclear Membrane
double membrane protects the __________________
- AKA Nuclear Envelope
- Double membrane protects the nucleus
Nucleolus
organelle in the _______________________
that puts __________________ together
- Organelle in the nucleus that puts ribosomes together
Ribosome
makes ________________________
Is it free floating or bound to the endoplasmic reticulum?
- Makes proteins
- Can be either free-floating or bound to the endoplasmic reticulum
Endoplasmic Reticulum
stores and transports ____________
makes lipids and c __________________
**Rough ER is covered with _____________________
makes p________________ for export
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- Stores & transports proteins
- Makes lipids & complex carbohydrates
- Rough ER = covered with ribosomes**
- Makes proteins for export
Golgi Apparatus
series of flattened stacks of _________________
Modifies protein __________________
Stores and distributes ___________________
Helps produce L______________________
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- Series of flattened stack of membranes
- Modifies protein shape
- Stores & distributes proteins via vesicles
- Helps to produce lysosomes
Centrioles
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Made of ________________
Used only during cell ___________________
Makes __________apparatus
- Made of microtubules
- Used only during cell division
- Makes spindle apparatus – more to come!
Mitochondria
“Powerhouse”
Converts food particles into __________________
- Converts food particles into useable energy – through respiration
Cilia
look like ______________
motion like _____________________
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- Generally in prokaryotes & animal cells
- Short, numerous projections
- Look like hairs
- Motion like oars in a rowboat
Flagella
look like _________________
motion is ________________________
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- Generally in prokaryotes & animal cells
- Longer, less numerous than cilia
- Look like tails
- Moves in a whiplike motion
Vacuole
Storage organelle for what four things?
Typically found in (plants or animals?) ___________________
- Storage organelle – for:
- Food
- Water
- Wastes
- Other materials needed by the cell
- Typically found in plants - larger in plants
Chloroplast
contains ___________ (green pigment)
- Contain chlorophyll (green pigment)
- Captures light energy and converts it to chemical energy during photosynthesis
Cell Wall
Circle one: (plants or animals) have this
provides _________________________
- PLANTS!!! Also in fungi & bacteria
- Thick, rigid mesh of fibers OUTSIDE the cell’s plasma membrane
- Provides protection, support
Cell Theory
All living things are composed of ________
- All living things are composed of cells
Cell Theory
Cells are the basic unit of s______ & f___________
- Cells are the basic unit of structure and function
Cell Theory
Cells come from _______________
- Cells come from preexisting cells