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Fig. 4-1a, p. 50. Fig. 4-2, p. 51. cytoplasm. DNA. plasma membrane. a Bacterial cell (prokaryotic). Fig. 4-3, p. 52. cytoplasm. DNA in nucleus. plasma membrane. b Plant cell (eukaryotic). Fig. 4-3, p. 52. cytoplasm. DNA in nucleus. plasma membrane. c Animal cell (eukaryotic). - PowerPoint PPT Presentation
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Fig. 4-1a, p. 50
Fig. 4-2, p. 51
Fig. 4-3, p. 52
DNA
cytoplasm
plasma membrane
a Bacterial cell (prokaryotic)
Fig. 4-3, p. 52
DNA in nucleus
cytoplasm
plasma membrane
b Plant cell (eukaryotic)
Fig. 4-3, p. 52
DNA in nucleus
cytoplasm
plasma membrane
c Animal cell (eukaryotic)
Fig. 4-4, p. 53
Fig. 4-4, p. 53
one layerof lipidsone layerof lipids
membraneprotein
extracellularenvironment
cytoplasm
Fig. 4-5, p. 53
Fig. 4-6, p. 54
Fig. 4-9, p. 57
A calcium pumpmoves calcium ionsacross the membrane;requires ATP energy.
EXTRACELLULAR FLUID
phospholipid
LIPIDBILAYER
CYTOPLASMprotein filaments of the cytoskeleton
B cell receptor.It binds to bacteria,other foreign agents.
Recognition protein thatidentifies a cell as belongingto one’s own body.
A glucose transporterallows glucose to crossthe membrane througha channel in its interior.
An ATP synthase,which makes ATP whenH+ crosses a membranethrough its interior.
Fig. 4-11, p. 58
bacterial flagellum
pilusplasma membrane
DNA in nucleoid
cytoplasm, with ribosomes
Most prokaryotic cells have a cellwall outside the plasma membrane,and many have a thick, jellylikecapsule around the wall. cell
wallcapsule
Fig. 4-14, p. 60
mitochondria
plasmamembrane
nucleus
Fig. 4-14, p. 60
nucleus
cell wall
plasmamembrane
centralvacuole
chloroplast
Table 4-2, p. 60
Table 4-3, p. 60
Fig. 4-15, p. 61
cytoplasm
nuclear envelope
chromatin
nucleolus
Fig. 4-15, p. 61
nuclear envelope’souter lipid bilayermerging with anER membrane
nucleus
chromatin
pore across thenuclear envelope
nucleoplasm
nucleolus
Fig. 4-15, p. 61
cytoplasm
nuclear pore
nuclear envelope(two lipid bilayers)
Fig. 4-16, p. 62
the cell nucleus
chromatin
nucleolus nuclear envelope(two lipid bilayers)
pore
cytoplasm
ribosome vesicle
rough ER
Fig. 4-16, p. 62
smooth ER channel, cross-section
plasma membraneGolgi bodysmooth ER
budding vesicle
Fig. 4-17, p. 63
inner membrane
outer membrane
outer compartment
inner compartment
Fig. 4-18, p. 63
thylakoids(inner membranesystem folded intoflattened disks)
two outermembranes
stroma
CENTRAL VACUOLE
LYSOSOME-LIKE VESICLE
GOLGI BODY
SMOOTH ER
ROUGH ER
RIBOSOMES
NUCLEUS
CHLOROPLAST
CYTOSKELETON
MITOCHONDRION
PLASMODESMA
PLASMA MEMBRANE
CELL WALL
Fig. 4-19, p.65
nuclear envelopenucleolusDNA innucleoplasm
microtubulesmicrofilamentsintermediatefilaments(not shown)
a Typical plant cell components.
CYTOSKELETON
MITOCHONDRION
CENTRIOLES
LYSOSOME
GOLGI BODY
SMOOTH ER
ROUGH ER
RIBOSOMES
NUCLEUS
PLASMA MEMBRANE
microtubulesmicrofilamentsintermediatefilaments
nuclear envelopenucleolusDNA innucleoplasm
b Typical animal cell components. Fig. 4-19, p. 64
Fig. 4-24, p. 68
tubulinsubunit
25 nm
Fig. 4-24, p. 68
actinsubunit
5–7 nm
Fig. 4-24, p. 68
8–12 nm
onepolypeptide
chain
Fig. 4-25, p. 68
Fig. 4-26, p. 69
Fig. 4-27, p. 69
dynein arms
proteinspokes
plasmamembrane
pair of microtubules in a central sheath
pair ofmicrotubules
dynein arms
basal body