biology B1

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what is a physical barrier that stops microbes from entering the body ?
the skin
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what does mucus do to stop microbes from harming the body ?
it traps it
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what discourages microbes from coming into the body ?
sweat and oils produced by the body
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what is a microbe ?
a single-celled organism that is too small to see with the naked eye.
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describe a virus
smaller than other microbes. can be different geometric shapes. they can only live inside another living cell.
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give an example of a fungi on the body
athlete's foot
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describe a bacteria
like a cell but without a proper nucleas. it can have a tail called a flagellum
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what are antibodies ?
markers produced by white blood cells to tag 'invadors'
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what is a vaccine ?
a dead form of a disease which makes your immune system produce antibodies against that disease
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Card 2

Front

what does mucus do to stop microbes from harming the body ?

Back

it traps it

Card 3

Front

what discourages microbes from coming into the body ?

Back

Preview of the front of card 3

Card 4

Front

what is a microbe ?

Back

Preview of the front of card 4

Card 5

Front

describe a virus

Back

Preview of the front of card 5
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