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21 terms

Cell biology exam 1. O'dell (intro)

introduction powerpoint
STUDY
PLAY
1. Cytology
2. biochemistry
3. genetics
1. the study of cells
2. chemical makeup of cells
3. the nuclear function and inheritance of genetic material
1. light microscopes
2. electron microscopes
1. lower resolve than EM. sees down to organelles
2. sees ultrastructure, molecules, even atoms
history of cells
Robert hooke 1665
crude microscope: cork
cellulae "little rooms"
laws of cell
1. basic unit of life
2. cells come from cells
3. all living things have cells
how are cells similar
basic structure
basic processes
basic function of division
how are cells different
shape
size
anatomic organization
prokaryotic vs eukaryotic
pro- less of everything
euk- more complex in every way
nucleolus
structure of ribosomes
mitochondria
produces ATP
Rough ER
protein production
Smooth ER
lipid production
free ribosomes
protein and RNA synthesis
Golgi apperatus
packages/transports proteins from the rough-ER
lysosomes
breaks down stuff
cytoskeleton
cell shape and movement
vesicles
store and transport material
plastids/chloroplasts
collect sunlight
vacuoles
stores sunlight
prokaryotic external structures
cell wall- protection
capsule- adhesion
pili/ flagella- locomotion
eukaryotic external structures
cell walls (chitin, cellulose)
cillia/flagella
junctional structures
glycocalyx (carbs stick to stuff)
non cellular infectionous particles
viruses
viroids
prions