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Basis of Life condensed
Basis of Life condensed
50
Biology
Undergraduate 1
08/11/2010

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Term
metabolism
Definition
sum of chemical rxns
Term
catabolism
Definition
breaking down, releases energy
Term
anabolism
Definition
building up, requires energy
Term
assimilation
Definition
building up of tissues
Term
irritability
Definition
ability to respond to stimulus
Term
carbohydrates
Definition
-CHO
-storage or structure
Term
animal carbs
Definition
-glucose
-glycogen
Term
plant carbs
Definition
starch and cellulose
Term
monosaccharides
Definition
glucose, fructose, galactose, mannose
Term
disaccharides
Definition
maltose and sucrose
Term
polysaccharides
Definition
glycogen, starch, cellulose
Term
lipids and examples
Definition
-1 glycerol, 3 fatty acids
-acidic and hydrophobic
-steroids, waxes, caroteinoids, porphyrins (heme, chlorophyll)
Term
proteins
Definition
-CHONPS
Term
primary structure
Definition
amino acid sequence
Term
secondary structure
Definition
alpha helices or beta pleated sheets depending on hydrogen bonding
Term
tertiary structure
Definition
-3D structure based on R-group
-globular or fibrous
Term
quaternary structure
Definition
interaction of two or more polypeptides
Term
albumins/globulins
Definition
-globular
-enzymes and carriers
Term
scleroproteins
Definition
-fibrous
-structural
Term
conjugated
Definition
protein plus non protein
Term
mucoprotein
Definition
protein plus carbohydrate
Term
chromoprotein
Definition
protein plus PIGMENT
Term
functions of proteins
Definition
transport, hormones, antibodies, structural, enzymes
Term
hormones and examples
Definition
chemical messengers (insulin, ACTH)
Term
enzymes depend on...
Definition
temp, pH, concentration
Term
prosthetic groups
Definition
coenzymes
Term
cell theory
Definition
-all living things composed of cells
-cell is basic unit of life
-chemical rxns take place in cell
-cells only arise from preexisting cells
-cells carry genetic info in DNA
Term
nucleolus
Definition
rRNA synthesis occurs here
Term
ER
Definition
transports materials throughout the cell
Term
golgi
Definition
receives vesticles,, modifies (glycosylation), repackages, and ships
Term
vacuole
Definition
transport and storage
Term
centrioles
Definition
-spindle organization
-no membrane
-plants lack
Term
cytoskeleton
Definition
-support, shape, motility
Term
microtubules
Definition
hollow rods of tubulin-support and movement
-cilia and flagella
Term
microfilaments
Definition
-solid rods of action
-movement and support
Term
plant cell differences
Definition
-chloroplasts
-no centrioles/lysosomes
-large vacuole
-cell wall of cellulose
-respiration across p membrane
Term
passive transport
Definition
-simple (osmosis) and facilitated
Term
facilitated
Definition
down concentration gradient using carrier molecules or channels
Term
carrier molecules
Definition
-energy independent carriers
-symporters-transports 2 or more ions/molecules (no energy)
-antiporters-exchanges ions/molecules (require energy)
-pumps-energy dependent carriers( requires ATP)
Term
endocytosis examples
Definition
phagocytosis and pinocytosis
Term
exocytosis involved in
Definition
cell growth and intracellular communication
Term
intracellular circulation types
Definition
Brownian movement, cyclosis, ER
Term
Brownian movement
Definition
-KE spreads particles
Term
cyclosis
Definition
circular motion of cytoplasm
Term
ingestion organelles
Definition
vesicles,plasma membrane
Term
digestion organelles
Definition
vesicles, lysosome, mitochondria,
Term
transport organelles
Definition
vesicles, ER, golgi, MTs MFs
Term
cell respiration in prokaryotes occues
Definition
across plasma membrane
Term
rough ER
Definition
-synthesize/transport proteins
-glycosylation
Term
smooth ER
Definition
-make lipids/steroids
-metabolize carbs
-detoxification
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