Cell MembraneCell Membrane

Phospholipid bilayerPhospholipid bilayer Separates inside of cell from environmentSeparates inside of cell from environment Maintains homeostasis via selective Maintains homeostasis via selective

permeabilitypermeability

Cell WallCell Wall

Firm, protective structure that gives the Firm, protective structure that gives the cell its shape in plants, fungi, most cell its shape in plants, fungi, most bacteria, and some protistsbacteria, and some protists

CytoplasmCytoplasm

Jelly-like substance Jelly-like substance in the cellin the cell

Suspends and Suspends and protects organellesprotects organelles

VacuoleVacuole

Stores material within the cellStores material within the cell

RibosomeRibosome

The sites of protein synthesisThe sites of protein synthesis

Golgi ApparatusGolgi Apparatus

Packages proteins for transport out Packages proteins for transport out of the cellof the cell

Endoplasmic ReticulumEndoplasmic Reticulum

Network of Network of membranes found membranes found throughout the cell throughout the cell

Smooth: stores Smooth: stores substancessubstances

Rough: synthesize Rough: synthesize and package and package proteinsproteins

Central VacuoleCentral Vacuole

Store water for plantsStore water for plants Provide structure for plants when fullProvide structure for plants when full

ChloroplastChloroplast

Contains chlorophyll, a green pigment that traps Contains chlorophyll, a green pigment that traps energy from sunlight and gives plants their green energy from sunlight and gives plants their green color color

Site of photosynthesisSite of photosynthesis

MitochondriaMitochondria

Produces a usable form of energy Produces a usable form of energy (ATP) for the cell(ATP) for the cell

NucleusNucleus

Controls all the cell functions in a Controls all the cell functions in a eukaryotic cell eukaryotic cell

Contains DNAContains DNA

NucleolusNucleolus

Site where ribosomes are madeSite where ribosomes are made

Nuclear MembraneNuclear Membrane

Keeps all of the chromatin and Keeps all of the chromatin and nucleolus inside nucleolus inside

LysosomesLysosomes

Digests excess or worn-out cell parts, Digests excess or worn-out cell parts, food particles and invading viruses or food particles and invading viruses or bacteria using enzymesbacteria using enzymes

MicrotubulesMicrotubules

Proteins that help define cell Proteins that help define cell structure and movement structure and movement

Form part of the cytoskeletonForm part of the cytoskeleton

Nuclear PoresNuclear Pores

Allows RNA and proteins to pass Allows RNA and proteins to pass through through

CentriolesCentrioles

Help animal cells divideHelp animal cells divide