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Proteins > Main Lesson > Flashcards

Main Lesson Flashcards

1
Q

Naturally occurring, unbranched polymer in which the monomer units are amino acid

A

Protein

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2
Q

Is an amino acid in which the amino group, the carboxyl group and the hydrogen atom are attached to the -carbon ato

A

alpha-amino acid

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3
Q

What are the classification of amino acids? Explain.

A
  • Nonpolar amino acid
  • Polar neutral
  • Polar basic
  • Polar acidic
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4
Q

Is an amino acid where side chain is not free but attached to the amino group

A

Proline

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5
Q

What is nonpoar amino acid?

A
  • Nonpolar side chain
  • G,A,V,L,I,P,F,M,W
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6
Q

What is polar neutral?

A
  • Side chain that is polar but neutral
  • S,C,N,T,Q,Y
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7
Q

What is polar basic?

A
  • second amino group being part of the side chain
  • H,K,R
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8
Q

What is polar acidic?

A
  • Second carboxyl group being part of the side chain.
  • D,E
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9
Q

What are the two types of amino acids?

A

Essential and Non-essential

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10
Q

The human body cannot synthesize it in adequate amount, it is needed for protein synthesis

A

Essential amino acid

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11
Q

What is essential for children’s growth but not for adult?

A

Arg - arginine

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12
Q

Letters for essential amino acids?

A

R*,H,M,I,L,K,W,T,F,V

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13
Q

Letters for non-essential amino acids

A
  • C,A,N,D,E,Y,S,Q,G,P
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14
Q

Synthesized by the body

A

Non-essential amino acids

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15
Q

Protein that contains all of the essential amino acids? This may or not may contain all of the non-essential amino acids.

A

Complete dietary protein

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16
Q

Is a protein that does not contain adequate amounts.

A

Incomplete dietary protein

17
Q

Is an essential amino acid that is missing

A

Limiting amino acid

18
Q

Are two or more incomplete dietary protein

A

Complementary dietary proteins

19
Q

Are formed by a biochemical reaction that extracts a water molecule

A

Peptide bonds

20
Q

Another term for peptide bonds?

A

Amide bond

21
Q

What are the types of peptide bonds?

A
  • Dipeptide - 2 or more amino acids
  • tripeptide - 3 or more amino acids
  • oligopeptide - 10 or 20 amino acids
  • polypeptide - w longer unbranded chain of amino acids
22
Q

What is the primary structure of a protein?

A

Amino acid sequence

23
Q

How do proteins arrive at their final shapes?

A
  • Protein folding
  • Denaturation of proteins
  • Role of chaperones in protein folding

Proteins (4 decks)

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