Les Lipides Flashcards

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1
Q

Atomes du vivant

A

Carbone
Hydrogène
Oxygène
Azote
Soufre

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2
Q

Mol eau la + abondante du vivant

A
  • ionisable
  • un réactif
  • produit de reaction
  • interaction croissance et mvt
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3
Q

Hydratation

A

Addition mol eau

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4
Q

Hydrolyse

A

Rupture molécule suite a la scission liaison covalente par l’eau

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5
Q

Les lipides

A

Matière grasse des etre vivants
Hydrophobe ou amphiphile

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6
Q

Acides gras

A

Mol organique constitué chaine carboné hydrophobe généralement avec nb pair d’atome C a laquelle est attaché fonction acide carboxylique
=source importante energie

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7
Q

Les phospholipides

A

Lipides amphiphile essentiel structure et fonction des mb bio
= tete hydrophile queue hydrophobe

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8
Q

Triglycérides

A

Mol de reserve
Stocker (gouttelettes) ds cytoplasme

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