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byu11101 > Protein > Flashcards

Protein Flashcards

1
Q

____ proteins accelerate chemical reactions

A

Enzymatic

Example: Digestive enzymes catalyze the hydrolysis of bonds in food

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2
Q

____ proteins protect against disease

A

Defensive

Example: Antibodies inactivate and help destroy viruses and bacteria.

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3
Q

____ proteins store amino acids

A

Storage

Example: The protein in milk

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4
Q

____ proteins transport substances

A

Transport

Example: Transporting substances across the cell membrane

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5
Q

____ proteins coordinate an organism’s activities

A

Hormonal

Example: Insulin

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6
Q

____ proteins allow a cell to respond to chemical stimuli

A

Receptor

Example: Nerve cells

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7
Q

____ proteins allow for movement

A

Motor

Example: proteins that make flagella

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8
Q

____ proteins act as support

A

Structural

Example: Keratin

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9
Q

How many different amino acids are involved in the creation of proteins?

A

Twenty

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10
Q

Unbranched polymers built from these amino acids

A

Polypeptides

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11
Q

A biologically functional molecule that consists of one or more polypeptides

A

Protein

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12
Q

Organic molecules with amino and carboxyl groups

A

Amino Acids

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13
Q

Which group is Glycine in?

A

Nonpolar side chains

Hydrophobic

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14
Q

Which group is Alanine in?

A

Nonpolar side chains

Hydrophobic

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15
Q

Which group is Valine in?

A

Nonpolar side chains

Hydrophobic

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16
Q

Which group is Leucine in?

A

Nonpolar side chains

Hydrophobic

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17
Q

Which group is Isoleucine in?

A

Nonpolar side chains

Hydrophobic

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18
Q

Which group is Methionine in?

A

Nonpolar side chains

Hydrophobic

19
Q

Which group is Phenylalanine in?

A

Nonpolar side chains

Hydrophobic

20
Q

Which group is Tryptophan in?

A

Nonpolar side chains

Hydrophobic

21
Q

Which group is Proline in?

A

Nonpolar side chains

Hydrophobic

22
Q

Which group is Serine in?

A

Polar side chains

Hydrophilic

23
Q

Which group is Threonine in?

A

Polar side chains

Hydrophilic

24
Q

Which group is Cysteine in?

A

Polar side chains

Hydrophilic

25
Q

Which group is Tyrosine in?

A

Polar side chains

Hydrophilic

26
Q

Which group is Asparagine in?

A

Polar side chains

Hydrophilic

27
Q

Which group is Glutamine in?

A

Polar side chains

Hydrophilic

28
Q

Which group is Aspartic Acid in?

A

Electrically charged side chains

Acidic, Negatively Charged, Hydrophilic

29
Q

Which group is Glutamic Acid in?

A

Electrically charged side chains

Acidic, Negatively Charged, Hydrophilic

30
Q

Which group is Lysine in?

A

Electrically charged side chains

Basic, Positively Charged, Hydrophilic

31
Q

Which group is Arginine in?

A

Electrically charged side chains

Basic, Positively Charged, Hydrophilic

32
Q

Which group is Histidine in?

A

Electrically charged side chains

Basic, Positively Charged, Hydrophilic

33
Q

What are the covalent bonds that link amino acids?

A

Peptide Bonds

34
Q

What does the sequence of amino acids determine for a protein?

A

Its structure

35
Q

A protein’s ____ determines how it functions

A

Structure

36
Q

____ structure consists of coils and folds in the polypeptide chain

A

Secondary

37
Q

____ structure is determined by interactions among various side chains

A

Tertiary

38
Q

____ structure results when a protein consists of multiple polypeptide chains

A

Quaternary

39
Q

____ structure of a protein is its sequence of
amino acids

A

Primary

40
Q

The primary structure of a protein is determined by

A

Genetic information

41
Q

An inherited blood disorder that results from a single amino acid substitution in the protein hemoglobin

A

Sickle Cell

42
Q

The loss of a protein’s native structure is called

A

Denaturation

43
Q

What is X-ray crystallography used for?

A

To determine a protein’s structure

byu11101 (17 decks)

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