Summary
Summary Microbiology (Biology third trimester)
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Notes on microbiology.
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, ACELLULAR FORMSVIRUSES
"
"
A Cellular for Ms with Genetic material that can reproduce only in other organlsms
•
Intracelular para suites → don't have their ownmetabollsm and have to use the íellular Machine in of the host
s ! so me Of them have en24 Mes needed torre Production
◦ Composition → DNA → One Strand → lineal
>
double Strand → lineal
s circular
" "
> retrovirus
s RNA → lineal
> double
•
Structure : 1- Viral genome
2- Capsid →
protein taller lencodld by the Genome ) PACKLMG the Genome
3- Protomers → protein svbunits that form the capsid
4- CAPSOM eres → asociation of proto metes
5- NUCILOCADSID →
genome + nucleo proteins
6- ENUEIODC ISOMCI → VIDID bllalllr dlrluld from Modified host (en membranl .
protein of the membvane enlodld by the viral genome
•
Types i
'
.
Envlloped VIRUS es
the Ones that have an lnvllopl
EXAMPIL : Human flv ( Influenza )
>
GRIPE 19150 Ebola )
TU
•
Rl Production of the viruses
LYTIC CUCLE
1- Alta Chem ent : Capsidlnteracts with receptor on (en 's Surface > endocitosis
2- Entry / Penetra tion :
Iniect the viral Genome through t the Cell Wall / Mlmbranl BY
3- BIO Synthesis :
virus genome replicated and protein of the virus created >
FUSION Oflnvllope and Mlmbrane
degrade clll 's chromosomes lendonvcllasls ) and HIIACKS the Cell to replica te i transcribe El translate for the assembly
of nlw viruses
4- Maturation :
pnaqe partirles assembly , Genome enters lapsid
5- LYSIS :
Cell WISPS and viruses are released → Cell Wall dlsrupted by viral protein s
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