mase molare aminoacizi💓💓 Flashcards

1
Q

GLICINA

A

75 g/mol

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2
Q

ALANINA

A

89 g/mol

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3
Q

VALINA

A

117 g/mol

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4
Q

LEUCINA SI IZOLEUCINA

A

131 g/mol

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5
Q

FENILALANINA

A

165 g/mol

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6
Q

Acid ASPartic

A

122 g/mol

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7
Q

Acid GLUtamic

A

136 g/mol

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8
Q

LISINA

A

146 g/mol

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9
Q

SERINA

A

105 g/mol

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10
Q

treonina (THR)

A

119 g/mol

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11
Q

tirosina

A

181 g/mol

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12
Q

CISTEINA

A

121 g/mol

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13
Q

METIONINA

A

149 g/mol

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14
Q

prolina

A

115 g/mol

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15
Q

histidina

A

155 g/mol

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16
Q

dupa compozitie proteinele sunt

A

-simple
-conjugate (Proteide)

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17
Q

caseina

A

fosfoproteida din lapte SOLUBILA

18
Q

proteinele insolubile se numesc

A

scleroproteine sau proteine fibroase

(nu au valoare nutrițională)

19
Q

ex proteine insolubile

A

colagen (oase piele si tendoane), keratina, fibroina (matase)

20
Q

exemple de proteine solubile

A

insulina, fibrinogenul, hemoglobina (metaloproteina), albumuna (ou, sange) - albumunele slb in apa si sol de electroliți- zeina (porumb), gluteina (grau), globulinele - slb doar in sol de electroliți

21
Q

factorii fizici de denaturare a proteinelor

A

ultrasunete, radiații, căldură

22
Q

factorii chimici de denaturare a proteinelor

A

electroliți, acizi sau baze tari, săruri ale metalelor grele

23
Q

la temp … se….. … celulara

A

ridicata, coaguleaza protoplasma

24
Q

aport proteic al unui om matur

A

70-80 g/zi

25
Q

un rol l proteinelor este si in

A

controlul creșterii si rezerva energetica ( 1g proteine - 17,6 kj )

26
Q

in sol apoase aa au caracter

27
Q

comp procentuala a proteinelor

A

c = 51-56%
h = 6,5 - 7,5 %
o = 20 - 23%
N = 15,5 - 18,5%
s = 0,5 - 2%
p = 0,1 - 1%

28
Q

colagenul

A

proteina fibroasă care este hidroliza enzymatic

29
Q

reactia biuretului

A

sol alcalina de proteina cu CuSO4 -> violet💜☪️🍇🟪🌂🪻🆔☮️⚛️💟🙍‍♀️

30
Q

reactia alfa antoproteica

A

proteina plus HNO3 -> galben

31
Q

pt glicocol

A

232 grade celsius

32
Q

cisteina ete

A

levogira (-20) 🦎

33
Q

alanina este

A

dextrogira (+1,8) 🥃

34
Q

pI glicocol ( si alti aa monoaminomonocarboxilici)

A

6,1 ( in jur de 6)

35
Q

pI lizina

36
Q

pI asp si glu

37
Q

aa esentiali

A

VAL LEU ILE FEN THR MET LIS TRI

38
Q

gli % O

39
Q

ala % N

40
Q

val % N