Chapter 3 Flashcards

(83 cards)

1
Q

Secondary structure patterns?

A

loops, helixes (coils), or flat sheets

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2
Q

Do most proteins have similar ss patterns?

A

Yes

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3
Q

What are elements of amino acid?

A
organic 
carboxyl group 
amine group 
R Group 
Carbon atom
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4
Q

RNA look like

A

single-traded chain of nucleotides

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5
Q

double layer of lipids arranged tail to tail

A

lipid bilayer

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6
Q

short chain of amino acids linked by peptide bonds

A

peptide

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7
Q

what DNA look like

A

two chains of nucleotides twisted into double helix

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8
Q

Role of ATP

A

Energy carrier in cells

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9
Q

What defines the type of protein?

A

Primary structure

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10
Q

Can a functional group be hydrogen?

A

NO

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11
Q

what do functional groups bond to?

A

carbon of organic molecule

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12
Q

Organic molecule has one or more polypeptides

A

Protein

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13
Q

long fa tails to long chain alcohol or carbon rings

A

wax

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14
Q

long chain of amino acids linked by peptide bonds

A

polypeptide

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15
Q

What type of bonding in starch and glycogen/what mono ?

A

glucose

covalent

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16
Q

highly branched chains

A

glycogen

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17
Q

short chain of covalently bonded monosaccharides; attached to lipids or proteins, they help immunity

A

oligo

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18
Q

What do oligo tach to

A

lipids or proteins

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19
Q

What type of bonding between onosaccharaide?

A

Covalent

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20
Q

One or more polypeptide chains covalently bonded together

A

quartenary

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21
Q

Support cell part and, as part of tissues, multi celled bodies. They are what mainly makes up featers, hooves,

A

structural protein

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22
Q

all lipids are

A

hydrophobic

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23
Q

tail is

A

hydrophobic, attracted to oil

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24
Q

head is

A

philic `

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25
secondary forms bonds ____
between func. groups in aa
26
tertiary two
pockets and crevices
27
does every chain with same aa fold same way?
Yes
28
What change protein shape?
detergent, heat, ph
29
RNA function
protein synthesis
30
What does functional group bond to
carbon of organic compound
31
what bonds hold nucleotides chains of DNA
hydrogen
32
Hydrogenatoin
manufacturing process that adds H atoms to oil to change them to solid fats
33
Chem form for monomer
C6 H12 06
34
Carb elements/ration
CHO 1:2:1
35
Carb functions
1. quick nrg | 2. structural purposes (cell wall, exoskeleton)
36
Lipids elements/ratio
CHO no set ratio
37
functional group on carbodydrate
OH hydroxyl
38
functional groups on lipids
fatty acid chain carboxyl (COOH) | Hydroxyl (OH)
39
Lipids functiona
1. Makes up cell membranes | water proof
40
What are lipids component of?
Many hormones and vitamins?
41
what does amino acid have?
``` central carbon amine group carboxyl Hydrogen R group ```
42
Elements/Ratio of proteins
CHON
43
What is P
Phosphates
44
Functional groups on proteins?
amine carboxyl R group
45
What is dipep?
2 aa
46
What is polyps?
3 to 100 aa
47
what is enzymes?
101 to thousands of aa's
48
Functions of proteins
1. Account for diversity of life Controls rate of reactions Structural component in skin, muscle, bones Cell maker and receptor
49
What are antibodies, blood clotting, factors and some horses?
Proteins
50
What does a nucleotide have?
5 carbon sugar Phosphate group nitrogen base
51
elements/ratio nucleotide
CHONP
52
Functional groups on nucleic acids
Phosphate group PO4
53
Nucleic acids functions
blueprints of life genetic info Controls all cell activities
54
oligo is usually
attached to protein to make a glycoprotein, immune response
55
What is a oligo attached to polypeptide
glycoprotein
56
When enzymes bond lipids to a protein
lipoproteins
57
What is oligo usually attached to
protein
58
ATP is a...
modified nucleotide because 3 phosphates
59
Function ATP
store energy
60
If ATP hydrolysis
ADP, then AMP
61
antibodies and receipts are
proteins
62
A true protein is
100 or more amino acids
63
glycerol polar or not?
Polar
64
cell membranes are
selectively permeable
65
Phosphate groups are...
hydrophilic
66
Steroids don't have
alchohol or fatty acids
67
bad cholesterol is
LDL
68
cells remodel cholesterol to produce
bile salts, vitamin D, hormones
69
what do bile salts do?
Metabolize salts
70
3 aa makes a
polypeptide
71
2 aa makes
di
72
100 or more makes
protein
73
Secondary strucutre
plated sheet or alpha helix
74
bond between side chains
tertiary
75
PrPC is a
glycoprotein
76
what is prion
PRPC
77
where in PrPC
cell membrane
78
Is atp a nucleotide?
Yes
79
How do nucleic acids bond?
sugar of one nucleotide bonded to phosphate group of the next
80
Stores and transfers info for protein syntehsis
RNA
81
ATP is what number
3rd phosphate (greatest energy)
82
Where is glycogen found?
muscles and liver
83
3 carbon is
glycerol