micro biology Flashcards
What is Aspetic technique for
prevents contamination
who is mr Fleming
Pencillum
heat for
boiling
autoclaving
dry heat
100
121
150
what’s incubator for
growth of microorganism
Iodine and alcohol are examples of what?
Antiseptic
chlorine and copper are examples of what
disinfections
white length has a wavelength of
.55 or half
electron can magnify by how much
1million
prokaryotic examples
bacteria and arches
eukaryotic examples
fungi, protozoan and algae
non cell microorganisms
viruses
Do prokaryotic have cell organisms
no
do eukaryotic class have cell orgnelle
yes, mitochondria act..
what acid bounds in eukaryotic cells
nucleic acid
how many chromosomes in eukaryotic and prokaryotic
one or more pairs and one circular
cell division is done by eukaryotic and prokaryotic cells baby
motisis and binary fusion
eukaryotic electron transport happens where, and same for prokaryotic
mitochondria and cytoplasm
what is peptidoglycan for
cell characteristics and prevents osmotic
gram negative have how many layers of peptidoglycan
one compare to gran positive with many
how do bacteria swim
flagella
Binary fission does what in regards to cell
devides chromosone
what temperature does agar melt
100 degrees, 40 solidifies
the lag phase is?
adaption stage
logarimtic phase is
multiplying cells
stationary phase?
cells no more nutrients
spectroshphere measures what
turbitity and cloudyness
what is catabolism
cell mailing energy from enymes
what = metabolism
catabolism and anabolism
mesopholine likes what temp
thermophile
psychophile
20/40
60
10/20
what does OIL RIG stand for in regards to electrons
oxidation is loss of electrons
Reduction is gain
What is left over energy stored as
ATP
HOW IS ENERGY RELEASED
phospate
what is chemotrons
derived energy for chemicals
what is it called to derive energy from light
phototrons
what reduces Methan from cows
Methanogens
name of cell that uses one or more organic compounds for energy
hetetrophs
WHAT ARE ATOTROPHS
use CO2 as carbon source ( Calvin cycle)
what do carrotenoids do
transfer light to bacteriochlorophyll
what do B lactams bind onto
transpetitidas prevents cross linking of peptide
glycopotides prevent what
cross linking of transpetitidas
what is cell membrane for
nutrient transport and energy
what are glycerol liquids
used to help with freezing cells
which is better suited to heat arches or bacteria
arches
what enzyme prevents double sided DNA breaking down
reverse dna gyrase
what does low ph REFER TO IN REGARDS TO HYDROGEN
High
what do most microorganism grow best at in regards to ph
6-8
what is osmosis
High water concentrate to high solute concentrate controlled baby cytoplasmic membrane
how does membrane attract water
increase solute inside
Only gram positive cells can have spores true or false
true
what are spores resistant to
heat, freezing antibiotics, radiation
what ar bacteria biofilms
groups of bacteria that offer protection (hard to treat)
what is mutualism and paratism
1) positive eg gut health
2) negative eg disease
example of extertoxins
e.coli in gut
what are cytotoxins
kills host cells
where are endotoxins found
grand negative (lps) released on cell death
what is epidemiology
how organisms are transmitted