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Dentistry > Biomol > Flashcards

Biomol Flashcards

0
Q

What is the line weaver Burke plot equation

A

1/v = (km/kmax) (1/s) + 1/vmax

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1
Q

What is the michaelis menten equation

A

V = vmax (s) / (km + (s) )

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2
Q

What acids produces by oral bacteria cause tooth decay

A 
Lactic acid 
Propanoic acid
Acetic acid 
Butyric acid 
Formic acid
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3
Q

What are aliphatic aa?

A 
Proline 
Glycine, alanine
Valine
Leucine 
Isoleucine
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4
Q

What are aromatic

A

Phenylalanine
Tyrosine
Tryptophan

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5
Q

Sulphur containing ?

A

Methionine and cysteine

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6
Q

Polar?

A

Serine
Theronine
Asparagine
Glutamine

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7
Q

Basic ?

A

Histidine
Lysine
Arginine

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8
Q

Acidic ?

A

Asparate

Glutamate

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9
Q

Hydrophobic groups ?

A

Aliphatic
Aromatic
Sulfur containing

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10
Q

Competitive inhibitor ?

A

Vmax unchanged

Km increases

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11
Q

Non competitive inhibitor

A

Vmax decreases

Km unchanged

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12
Q

What 3 ranges of ph does phosphate act at ?

A

Ph 2
Ph 7
Ph 12
Each time h3po4 loses a h+

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13
Q

What is the Henderson hassel Bach equation

A

Ph = pka + log ([salt]/[acid])

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14
Q

What’s the buffer in blood fluids
What is formed during anaerobic respiration
What is stomach acid

A

Carbonic acid
Lactic acid
Hcl

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15
Q

What are the hydrophilic groups

A

Polar/ non

Basic / acidic

16
Q

Which bases are purine ?

Which bases are pyrimidine ?

A

Adenine and guanine

Thymine/uracil + cytosine

17
Q

What bond formes between amino acids

A

Peptide bond

Condensation reaction

18
Q

What are the two groups of polysaccharides ?

A

Aldoses - c=o on end - soluable

Ketoses - c=o in middle - Insoluable

19
Q

Which acid is strongest ?

A

Smaller pka stronger acid

Bigger pka weaker acid

20
Q

What type of change can acetic acid resist ?

A

Resist basic ph change but not acidic

21
Q

What type of change can sodium acetate resist ?

A

Resist acidic change but not basic

Dentistry (8 decks)

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