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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 07:30
When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity
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Biology, 22.06.2019 08:00
What are the student's observations and inferences before he starts his investigation?
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Biology, 22.06.2019 14:00
Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast
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If a man with A blood type has a child with a woman with B blood type, is it possible
for the coupl...
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