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Summary IB Biology Topic 2.3 Carbs and Lipids Notes
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Handwritten IB Biology topic 2.3 carbs and lipids summary notes. Including structural formulae. Clear and organised, condensed notes.
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Carbohydrates usedforshorttermenergystorageinhumansor structuralpurposes
glyclgen
Generalformula H2O n
ifgfyt.ge hI itenaYwern9Yoisgihc nYpiFeaIaiYbythebloodtowhereit isneeded
pitahyebiddfneehu.fr
iiiiii itiiiiifi
ir
2 ii
monosaccharides monosaccharides
many
linked
together
Monosaccharides Disaccharides Poly
iI 1 Glucose
e.no
alpha beta
on
maltose
2alphaglucosemolecules
condensation nyaron.is
if cnn.io
2 Galactose 2
I
Coltroo hexose tp glucose galactose
5 mar cnn.cn
minanacerea
glycosidicbond
3 Fructose 3 Sucrose
condensation hydrolysis pentosesugar Cattani
andhoney
commoninfruits
itafffafgyg.ge
fructose
io.IE i ii io one.fr
2S
Amylose Amylopectin
chain
ygprmasncahen.de
branched
moreglobularshape
termÉeÑystor falized makesup70 90 ofstarch
makesup1030
Lipids usedforlong ag groups
energystoredasfatinhumansoilinplants L hydrophilicbut
insoluble toolargetobesolubleinwater
canreleasefuelforcellularrespiration myL allowthestarchmoleculetocoilinto acompactshape
releasesdoubletheamountofenergyduringcellrespiration largequantitiescanbestored 3
comparedtocarbs 6moreefficientpergramofbodymass
usedasheatinsulatorsasa lotofstoredfatisinsubcutaneousadiposetissuenexttotheskin
liquidatbodytemp actas ashockabsorber protectorgans
usedinonlyaerobicrespiration
thancarbohydrates
containslessoxygen
FattyAcids
GeneralFormula Hsc chain carboxyl
group
Saturatedfattyacids 2 Unsaturatedfattyacids
monounsaturated oneC Cbond cisfattyacid
me
fiiijg i polyunsaturated manyC Cbonds
t.fiiam
kink
makestriglycerideslessgo
allsinglebonds atpackingtogetherin
canbesynthesizedindustriallyby arrays
of
hydrogenation unsaturatedfatty
acids
lowermeltingpoint
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