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Biology, 21.06.2019 17:40
The diagram illustrates the activity of vesicles during a cellular process.
Answers: 3
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 02:10
Will mark branliest. the theory of plate tectonics was developed with the contribution of scientists from many different disciplines. which of the following is a contribution from geophysicists?
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Biology, 22.06.2019 02:50
What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad
Answers: 1
What causes the different sessions on earth...
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