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Describe the source of infection. (Viruses (Virus disease examples (The…
Describe the source of infection.
Viruses
How viruses reproduce
Viruses attack cells and hijack them so that more viruses can be spawned. Once it's taken over the host cell it can grow and multiply allowing viral particles to be produced instead of usual products.
About viruses
100 times smaller than bacteria
Viruses need other cells(human/bacteria) to survive
Virvuses alone are not alive
viruses alone cannot grow or multiply
Virus disease examples
The common cold
Ebola
Hiv
Fungi
Fungi disease examples
Jock itch
Athletes foot
RIngworm
About fungi
Fungi spread by direct contact
Fungi like moist warm conditions
They are single celled
found anywhere
Not all fungi cause diseases in humans
Some fungi can cause diseases in plants and animals
Yeast
How yeast multiply
Multiple cells budd of a parent cell causing the amount of yeast cells rapidly increase.
About yeast
Yeast fungi cause infections when they multiply.
Yeast will multiply under warm and moist conditions like in skin folds.
Repetitive yeast infections are a sign of an underlying condition such as...
Diabestes
HIV
Cancer (leukemia)
Yeast is a type of fungus
Yest disease examples
vaginal Candidiasis
oral yeast infections
Bacteria
How bacteria reproduce
Binary fusion allows bacteria to reproduce. The correct conditions increase the reproduction of bacteria, 1 bacteria cell divides producing 2 identical bacteria cells.
About bacteria
Found everywhere
bacteria are microscopic
some bacteria cause disease
but not all cause harm
bacteria are single celled organsims
Can multiply in the linning of the digestive sytem
Causing increased amounts of "bad" bacteria in feces
Bacterial disease examples
Bacterial meningitis
Impetigo
Syphilis