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CELLS by Mind Map: CELLS
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CELLS

Membrane

Fluid Mosaic Model

Nicholson & Garth (1972)

2D Liquid

"fluid", Proteins move freely through membrane

"mosaic", integral proteins, peripheral proteins, phospholipids, cholesterol, glycoproteins, lipoproteins, glycolipids

"model", i. bilayer, phospholipid, ii. proteins, interspersed

Phospholipid bilayer

"lipid", small molecules, hydrophobic/amphiphilic

"phospholipid", i. glycerol molecule, ii. two fatty acids, tails, hydrophobic, iii. phosphate group, head, hydrophilic, iv. R-group, attached to phosphate

"bilayer", sandwich, meat, hydrophobic tails, bread, hydrophilic head

amphipatic, hydrophilic, hydrophobic

Organelles

Nucleus

envelope

chromatin

chromosomes

nucleosomes

nucleoli

Ribosome

assemble, proteins

Endoplasmic Reticulum

Rough, attach, glyco to protein

Smooth, manufacture, hormones, lipids

Golgi apparatus

package, proteins, lipids

Lysosomes

vesicles

enzymes, digestive

from Golgi

Peroxisomes

liver

kidney

Mitochondria

respiration, aerobic

Chloroplasts

photosynthesis

Cytoskeleton

Microtubles

Microfilaments

Flagella/Cilia

Centrioles

MTOC

Vacuoles

Proteins

Channel

transport, polar molecules

Ion channels

Carrier

transport, glucose

Transport

Active

Na+K+ pump

Recognition

glycoproteins

Adhesion

Receptor

hormone binding site

Transport

Modes

Passive, down gradient, no energy, types, diffusion, osmosis, dialysis, plasmolysis, facilitated diffusion, countercurrent exchange

Active, up gradient, requires energy, types, ion pumps, coupled

Vesicular, exocytosis, endocytosis, phagocytosis, eat, pinocytosis, drink, receptor-mediated

Solute Concentration

hypertonic, solute concentration, higher, water potential, lower

hypotonic, solute concentration, lower, water potential, higher

isotonic, solute concentration, equal, water potential, equal

Junctions

Anchoring

animals

desmosome, stability

Tight

animals

seal between cells

digestive tract

Communicating

Gap

Plasmodesmata

Plants vs Animals

Plants

cell walls

chloroplasts

central vacuoles

Animals

lysosomes

centrioles

cholesterol

Prokaryotes

Organisms

bacteria

cyanobacteria

archaebacteria

Structure

plasma membrane

DNA molecule

ribosomes

cytoplasm

cell wall

vs Eukaryotes

NO nucleus

"naked" DNA

Smaller ribosomes

Polysaccharide cell walls

non-microtubule flagella