micro biology Flashcards

1
Q

What is Aspetic technique for

A

prevents contamination

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2
Q

who is mr Fleming

A

Pencillum

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3
Q

heat for
boiling
autoclaving
dry heat

A

100
121
150

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4
Q

what’s incubator for

A

growth of microorganism

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5
Q

Iodine and alcohol are examples of what?

A

Antiseptic

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6
Q

chlorine and copper are examples of what

A

disinfections

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7
Q

white length has a wavelength of

A

.55 or half

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8
Q

electron can magnify by how much

A

1million

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9
Q

prokaryotic examples

A

bacteria and arches

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10
Q

eukaryotic examples

A

fungi, protozoan and algae

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11
Q

non cell microorganisms

A

viruses

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12
Q

Do prokaryotic have cell organisms

A

no

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13
Q

do eukaryotic class have cell orgnelle

A

yes, mitochondria act..

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14
Q

what acid bounds in eukaryotic cells

A

nucleic acid

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15
Q

how many chromosomes in eukaryotic and prokaryotic

A

one or more pairs and one circular

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16
Q

cell division is done by eukaryotic and prokaryotic cells baby

A

motisis and binary fusion

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17
Q

eukaryotic electron transport happens where, and same for prokaryotic

A

mitochondria and cytoplasm

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18
Q

what is peptidoglycan for

A

cell characteristics and prevents osmotic

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19
Q

gram negative have how many layers of peptidoglycan

A

one compare to gran positive with many

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20
Q

how do bacteria swim

A

flagella

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21
Q

Binary fission does what in regards to cell

A

devides chromosone

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22
Q

what temperature does agar melt

A

100 degrees, 40 solidifies

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23
Q

the lag phase is?

A

adaption stage

24
Q

logarimtic phase is

A

multiplying cells

25
stationary phase?
cells no more nutrients
26
spectroshphere measures what
turbitity and cloudyness
27
what is catabolism
cell mailing energy from enymes
28
what = metabolism
catabolism and anabolism
29
mesopholine likes what temp thermophile psychophile
20/40 60 10/20
30
what does OIL RIG stand for in regards to electrons
oxidation is loss of electrons Reduction is gain
31
What is left over energy stored as
ATP
32
HOW IS ENERGY RELEASED
phospate
33
what is chemotrons
derived energy for chemicals
34
what is it called to derive energy from light
phototrons
35
what reduces Methan from cows
Methanogens
36
name of cell that uses one or more organic compounds for energy
hetetrophs
37
WHAT ARE ATOTROPHS
use CO2 as carbon source ( Calvin cycle)
38
what do carrotenoids do
transfer light to bacteriochlorophyll
39
what do B lactams bind onto
transpetitidas prevents cross linking of peptide
40
glycopotides prevent what
cross linking of transpetitidas
41
what is cell membrane for
nutrient transport and energy
42
what are glycerol liquids
used to help with freezing cells
43
which is better suited to heat arches or bacteria
arches
44
what enzyme prevents double sided DNA breaking down
reverse dna gyrase
45
what does low ph REFER TO IN REGARDS TO HYDROGEN
High
46
what do most microorganism grow best at in regards to ph
6-8
47
what is osmosis
High water concentrate to high solute concentrate controlled baby cytoplasmic membrane
48
how does membrane attract water
increase solute inside
49
Only gram positive cells can have spores true or false
true
50
what are spores resistant to
heat, freezing antibiotics, radiation
51
what ar bacteria biofilms
groups of bacteria that offer protection (hard to treat)
52
what is mutualism and paratism
1) positive eg gut health 2) negative eg disease
53
example of extertoxins
e.coli in gut
54
what are cytotoxins
kills host cells
55
where are endotoxins found
grand negative (lps) released on cell death
56
what is epidemiology
how organisms are transmitted