Is the sequence of a dna strand is aagcca what are the bases on its complementary strand

Is snow a type of precipitation? explain why or why not.

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.

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?