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Les Composants Alimentaires > Aliments Simples > Flashcards

Aliments Simples Flashcards

1
Q

L’eau

A

Transport et thermorégulation

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2
Q

L’eau

A

Transport et thermorégulation

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3
Q

Sels minéraux

A

Macro-élements et oligo-éléments

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4
Q

Glucides (saccharides)

A

Composés de [CH2O]n

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5
Q

Monosaccharides

A

Triose (Triose phosphate), pentose (ADN/ARN), hexose (glucose, fructose)

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6
Q

Dissacharides

A

Maltose, Lactose, Saccharose

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7
Q

Polysaccharides

A

Cellulose (linéaire), Glycogène (ramifié), Amidon (les deux - amylose et amylopectine)

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8
Q

Lipides simples

A

Triglycérides (estérification du glycerol par les acides gras)

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9
Q

Alcool

A

Glycerol, cerides (lineaire), sterol (cyclique) dans les steroides

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10
Q

Alcool

A

Glycerol, cerides (lineaire), sterol (cyclique) dans les steroides

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11
Q

Acides Gras

A

Saturés : pas de liaison double
Insaturés : une ou +ieurs liaisons doubles (a. oleique)

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12
Q

Lipides complexes

A

Liés aux molecules de sucre (ex. Phospholipides)

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13
Q

Proteines

A

Macromolecules constitués d’acides aminés (liaisons peptidiques), groupe amino et carboxyle)

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14
Q

Dipeptides

A

Liaison amino-carboxyle

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15
Q

Proteines fibreuses

A

Taches structurelles, helice alpha et feuillet beta, collagène, kératine

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16
Q

Proteines globullaires

A

Métabolisme, autres fonctions
Enzymes, hormones (insuline), p. motrices (myosines), p. transport (hemoglobine), p. immunité (immunoglobine), stockage (glycinine)

17
Q

Structures des proteines

A

Primaire (linéaire), secondaire (helice alpha, feuillet beta), tertiaire (compacte), quartenaire (plus d une chaine polypeptidique)

18
Q

Acides nucleiques

A

Chaines de nucleotides, formé de : groupement phosphate, monosaccharide, une des 5 bases azotées : (adénine, guanine, thymine, uracile, cytosine)

19
Q

ADN et ARN

A

ADN : ne contient jamais d’uracile, double hélice, liaisons complémentaires
ARN : ne contient jamais de thymine, en un simple brin

Les Composants Alimentaires (1 decks)

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