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Biology, 21.06.2019 21:30
What is the difference between bacterial infections and viral infections?
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Biology, 22.06.2019 01:30
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
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Biology, 22.06.2019 04:00
The transport tubes from food came down the plant are called?
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If a block of wood has a density of 0.600 g/cm3
and a mass of 120 g, what is its volume?...
and a mass of 120 g, what is its volume?...
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