Cell Parts and Functions


Cell membrane
Gatekeeper of the cell, outer boundary, controls which materials come into and go out of cell

Nucleus
Brain of cell directs cell activities, contains genetic materials, genes, DNASE and chromosomes

Nucleolus
Located inside the nucleus, visible when cell is NOT dividing


Cytoplasm
Space between the nucleus and the cell membrane, holds organelles and ribosomes, fluid

Mitochondria
Powerhouse of the cell, producer of energy, break down food and releases energy

Endoplasmic reticulum
Transportation network (smooth and rough)

Golgi bodies/Apparatus
AKA packaging center, sorts and packages proteins then they GO out of the cell

Lysosome
AKA “suicide sac”, can digest damaged organelles or entire cell

Centrioles
Sit at right angles to each other, involved in cellular division

Ribosomes
AKA protein factories

Vacuoles
AKA storage facility, stores substances, water

Cytoskeleton
Supports cell and provides shape, composed of microtubules

Microvilli
Increase surface area of cell

Cell Wall
Gives plant structure, like skeleton

Chloroplast
Contains chlorophyll, where photosynthesis takes place, found only in plants

Prokaryotic
Non-membrane bound, lower functioning

Eukaryotic
Membrane bound, higher functioning

Multicellular
Having more than one cell

Flagella
Whip like structure that helps cells move
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