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Cell (Endomembrane system (Golgi apparatus (Cis face (Recieving (Products…
Cell
Endomembrane system
Endoplasmic reticulum
Smooth ER
synthesis of lipids
detoxification
storage calcium ions
sex hormones in animal cells
Cisternae
sacs
membranous
modify and store
ER lumen
Rough ER
studded with ribosomes
secrete proteins
Proteins thread to ER lumen
Golgi apparatus
cisternae
Cis face
Recieving
Products of ER
Trans face
shipping
transfer material
Manufacture
Nuclear envelope
connects to ER
pores
control entry
control exit
lipid bilayer
nuclear lamina
netlike array
filaments
Lysosomes
Transport Vesicles
Membranous
sac
In cytoplasm
Carries molecules
Cytoskeleton
Intermediate
Microfilaments
actin
2 intertwined
bear tension
pulling forces
cortex
Examples
Pseudopodia
amoeboid
crawling
Muscle Contraction
myosin protein
interact
Cytoplasmic Streaming
circular movement
cytoplasms
in plant cells
Microtubules
Hollow tubes
tubulin dimers
alpha tubulin
beta tubulin
centrosomes
centrioles
shape & support
tracks
motor proteins
vesicles
network of fibers
throughout cytoplasm
Organelles & components
Nucleus
nuclear envelope
nuclear lamina
pore complex
chromosome
Chromatin
Mitochondria
double membrane
cellular respiration
cristae
Chloroplast
chlorophyll
photosynthesis
double membrane
Extracellular components
ECM
Cell wall
Ribosomes
rRNA & protein
protein synthesis
large subunit
made in nucleus
small subunut
bound ribosome
attached
outside ER
Nuclear envelope
free ribosome
suspended
cytosol
Membrane
Function
Transport
channel proteins
hydrophilic channel
tunnel
aquaporin
carrier protein
hold passengers
change shape
shuttles across
enzymatic activity
enzyme
active site
exposed to substances
signal transduction
cell-cell recognition
binding to carbohydrates
glycolipids
glycoproteins
extracellular side
intercellular joining
adjacent cell
membrane proteins
hook together
Attachment to...
cytoskeletom
ECM
Diffusion
movement
particles
concentration gradient
region
region where
density of chemical substance
naturally go down
Passive Transport
diffusion
substances
biological mebrane
osmosis
h2o molecules
semipermeable membrane
low to high solute
goes hypertonic
more solute
ratio less solvent
Structure
lipids
phospholipid
hydrophilic head
hydrophobic tail
bilayer
heads face opposite
tails inwards
proteins
functions
Integral proteins
peripheral proteins
Endocytosis & Exocytosis
Cell differences
Eukaryotes
Organelles
Nucleus
linear DNA
Prokaryotes
no membrane bound organelles
no nucleus
circular DNA
All cells
Genetic material
Ribosomes
plasma membrane
ribsosomes
volume/surface area
as cell increases size
surface area grows less
than volume
large organisms=more cells
exchange material