Chapter End 2 Beginning 3 Flashcards

(53 cards)

1
Q

Protein

A

A polymer of amino acids

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2
Q

Peptide

A

Are molecule composed of 2 or more amino acids

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3
Q

What are peptides names for

A

Number of amino acids

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4
Q

Conformation

A

Unique 3 dimensional shape of protein crucial to function

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5
Q

Denaturation

A

Extreme conformational change that destroys function

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6
Q

Protein structures

A

Primary secondary tertiary quaternary

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7
Q

Primary structure

A

Protein sequence of amino acids encoded in genes

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8
Q

Secondary structure

A

Coiled or folded shape held by hydrogen bonds

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9
Q

Tertiary

A

Overall 3-d shapes due to hydrophobic and hydrophilic interactions

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10
Q

Types of tertiary structures

A

Globular and fibrous

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11
Q

Globular proteins

A

Compact tertiary structure for proteins within cell membranes and proteins moving freely through body

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12
Q

Fibrous proteins

A

Slender filaments suited for roles in muscle contractions and strengthening of skin

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13
Q

Quaternary

A

Association of two or more polypeptide chains due to ionic bonds and hydrophobic and hydrophilic interactions

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14
Q

Protein functions

A

Structure communication membrane transport catalyst recognition movement cell adhesion

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15
Q

Cell adhesion

A

Proteins bind together keep tissues from falling apart

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16
Q

Enzymes

A

Proteins that function as biological catalyst

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17
Q

Substrate

A

Substance enzyme acts upon

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18
Q

What do enzymes have at the end of their names

A

Ase

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19
Q

What do enzymes lower

A

Activation energy

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20
Q

Activation energy

A

Energy needed to get reactions started

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21
Q

Enzyme action

A

Substrate approaches enzyme activation site, molecules bind forming enzyme substrate complex

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22
Q

Reusability of enzymes

A

Enzymes are not used by reactions

23
Q

How many substrates can an enzyme consume

A

Millions per minutes

24
Q

Proteins are

A

Hydrophobic on the outside and hydrophilic on the inside

25
What can change enzyme function
Temperature and ph
26
What are monomers called
Nucleotides
27
Three components of nucleotides are
Nitrogenous sugar and one or more phosphate group
28
Nucleic acids are
DNA rna and atp
29
DNA
Has millions of necleotides constitutes genes
30
RNA
Assembles amino acids in right order to produce proteins
31
3 types of rna
Messenger ribsomal and transfer
32
ATP
Best known bodies most important energy transfer molecule
33
Types of atp
Adenine ribose 3 phosphate group
34
Fun facts about atp
Stores energy in exergonic reaction Holds energy in covalent bonds Most energy transfers happen when adding or removing 3rd phosphate
35
In atp releasing energy is ________ and storage of energy is ________
Hydrolysis and dehydration synthesis
36
Are nucleic acids hydrophobic or hydrophilic
Hydrophilic
37
Hydroxide ion
When electron leaves a hydrogen completely atom splits and hydrogen ion
38
Another name for hydrogen ion
Proton
39
Concentration of distilled/pure water
H+=oh-
40
Acids add hydrogen ions to solution
H+>oh-
41
Bases lower hydrogen ions
H+
42
Navel area anterior only
Umbilical
43
Hip lines in muscular people
Inguinal
44
Hips
Coxal
45
Tail bone
Sacral
46
Booty
Gluteal
47
Lower back
Lumber
48
Organs systems of the abdomino pelvic area
Reproductive urinary digestive
49
Functions of digestive system
Breaks down food absorbs nutrients
50
Functions of urinary system
Filters blood waste and toxins maintains water balance
51
Structular examples
Collagen elastins keratin | Cytoskeleton e
52
Globular examples
Enzymes hemoglobin antibodies
53
Diffusion
Movement of molecules from an area of greater concentration to an area of lesser concentration