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Introduction to Viruses - Coggle Diagram
Introduction to Viruses
Virus composition
Scientific inquiry
Tobacco mosaic disease
Tobacco mosaic virus(TMV)
Structure of viruses
Protein coat
Membranous envelope
Nucleic acid
Viral genomes
Double- or single- stranded
DNA
RNA
Linear or circular molecule of the nucleic acid
Capsids
Capsomeres
Helical or icosahedral
Envelopes
Viral envelopes
Viral
Host cell molecules
Bacteriophages
Called phages
Virus replicate
Host range
Replicative cycles
Spontaneously self-assemble new viruses
Viral nucleic acid molecules
Capsomeres
Replicative cycles of phages
Iytic cycle
Virulent phage
lysogenic cycle
Prophage
Temperate phages
Environmental sinal can switch to the lytic mode
Bacterial defenses angainst phages
Natural selection favors bacterial mutants with surface proteins
Restriction enzymes
Methylated
CRISPR-Cas system
Base on sequences
Evolutionary flux
Animal viruses
RNA / DNA
Single-stranded / Double-stranded
Membranous envelope
Viral envelopes
Host cell's plama membrane
Golgi apparatus membrane
Viral genetic material
HIV
AIDS
Retroviruses
Reverse transcriptase
Provirus
Evolution of viruses
Candedates of viral genomes
Plasmids
Mobile denetic elements
Transposons
Mobile denetic elements
Foemidable pathogens
Prions
Viral diseases
In plants
RNA genome
Vertical transmission
Plasmodesmata
Horizontal transmission
In animals
Produce toxins
Envelope proteins that aer toxic
The release of hydrolytic enzymes from lysosomes
Lmmune system
Vaccine
Antiviral drugs
Azidothymidine
Maraviroc
Acyclovir
Emerging viruses
AIDS virus
HIV
Encephalitis virus
West nile virus
Ebola virus
Hemorrhagic fevers
Chikungunya virus
Zika virus
Microcephly
Disease prevalence
Endemic
Epidemic
Pandemic
New viral diseases
The spread of a small, isolated human population
H5N1
The spread of other animals
Influenza virus
Hemagglutinin(HA)
Neuraminidase(NA)
Mutation of existing viruses