Lab Report Chemical Composition PDF

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LabRepor tChemi calComposi t i on NohaHami d

Pur pose Cel l sar emadeupof4bi opol ymer s:car bohydr at es ,l i pi ds ,nucl ei caci dsandpr ot ei ns.I nt hi sl ab, Iusedi odi ne,dr opper s,Benedi ct sReagent ,wat er ,br eadacl earcont ai neroni onsandpot at oes . j ui ce.Thet estper f or medwer et es tf orsugarwi t hbenedi ctr eagentandIal socheck edi odi nef or st ar ch.Wear et r yi ngt oseewhi chf oodst est edposi t i vef orcompl excar bohy dr at es . Pr ocedur e IaddedI odi net owat erandmi x edi t .I tt ur nedor angi shwhi chmeansi twasnegat i v e.Thei na di ffer entcont ai nerIaddedst ar cht owat erandmi x edi t .I tbecamecl oudywhi t ecol or .ThenI addedi odi neaf t erImi x edi ti tt ur nedbl acki shdar kpur pl i shwhi chmeansi ti saposi t i v econt r ol . Hypot hesi s It hi nkt hatt heBenedi ct sar egoi ngt omak et hebr eadandal sot hepot at oesbl uebecauseofi t wi l lbenegat i v ebecauset her ewi l lbenopr ot ei n.Thebr eadwi l lt ur nbl ackwi t hsomei odi ne mi x edwi t hwat eroni t . Resul t s Thepr ot ei nst hatspeedschemi cal sr eact i onsar eenz ymes .Ial sofindt hatt her eas oni ti snecess ar yt oshak eabot t l eofI t al i ansal addr ess i ngbef or eput t i ngi tont hesal adi sbecauseoi li n nonpol arandwat eri spol arsot heydonotmi xwel l .Bur etr eagentandBenedi ct ’ sr eagentbot h t est edi nabl uecol orwhi chmeanst hatt heyar ebot hnegat i vef orpr ot ei nandnegat i vef orsugar .

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