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PART 5 BIOLOGIA
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TEMA 5: LÍPIDSFuncions estructurals (membranes), conservació de combustibles rics en energia. MOLÈCULES
NO INFORMATIVES
Nota: amfipàtiques: que tenen dos comportaments dins d’una mateixa estructura. En aquest
cas es tenir una zona polar i una apolar.
Això es deu a que les cues apolars tenen tendència a reaccionar entre elles i les polars també.
,CLASSIFICACIÓ DELS LÍPIDS SEGONS LA IMPORTÀNCIA BIOLOGICA:
A) NO ISOPRENOIDES:
NOTA: es molt polar, la carrega es neutra.
NOTA: normalment tenen numero parell de carbonis. També tenen enllaços simples i hi ha
molt moviment i llibertat.
, ÀCIDS GRASSOS INSATURATS o SATURATS:
NOTA: Per trencar les interaccions és molt més complicat i és necessita molta més energia en
el cas de l’esquerra, és a dir al que es 100% saturat.
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