proteins Flashcards

1
Q

protos

A

primary, first

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2
Q

contains

A

carbon, hydrogen, oxygen, nitrogen

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3
Q

albumins

A

soluble in water, coagulated by heat

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4
Q

globulins`

A

insoluble in water, solublle in dilute salt solution, coagulated by heat

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5
Q

glutelin

A

insoluble in neutral solvents, soluble in weak acids and alkalis

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6
Q
A
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7
Q

compound proteins

A

simple proteins + non protein substance (prosthetic group)

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7
Q

promalins

A

insoluble in absolute alcohol

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7
Q

albuminoids

A

insoluble in neutral solvents, dilute in acids and alkalis

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7
Q

histones and protamines

A

basic polypeptides; soluble in water but not coagulated with heat; found in cells’ nucleis

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8
Q

nucleoproteins

A

proteins + nucleic acids

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9
Q

mucoproteins & glycoproteins

A

protein + polysaccharide

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10
Q

lipoprotein

A

protein + lipid

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11
Q

phosphoproteins

A

protein + phosphoric acid

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12
Q

chomoproteins

A

protein + non protein pigments found in flavorproteins, hemoglobin, cytochromes

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13
Q

metalloproteins

A

proteins + metals

14
Q

derived proteins

A

products formed in the various stages of hydrolysis of a protein molecule

15
Q

peptide linkage

A

chain of amino acids

16
Q

polypetides

A

long chain of amino acids linked by peptide bond

17
Q

essential amino acids

A

cannot be synthesized by the body and is necessary in diet

18
Q

non essential amino acids

A

manufactured by the body

19
Q

complete proteins

A

contain all essential amino acids

20
Q

incomplete proteins

A

defficient in one or more essential amino acids

21
Q

enzymes in pancreas

A

trypsin
chymotrypsin
carboxypeptidase

21
Q

what enzyme in infants converts casein into curd?

A

rennin

22
Q

trypsin

A

converts proteins into polypeptides

23
Q

chymotrypsin

A

coagulates milk

24
Q

carboxypeptidase

A

polypeptides to simpler peptides

25
Q

proteins in the intestine

A

aminopeptidase
dipeptidase

25
Q

aminopeptidase

A

polypeptides to peptides and amino acids

26
Q

marasmus

A

severe deprivation of food over a long period of time

26
Q

dipeptidase

A

dipeptidase to amino acids