4 Menciona que energias renovables conoces y sean factibles utilizar en tu comunidad
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Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

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.

Along what geographical feature are most of the oil producing regions located