It wouldn't be an ecosystem without those three things. Each of those three parts are connected to each other and without one, the others wouldn't function correctly. All three are crucial to an ecosystem's survival
Answer:
B. Monoclonal antibodies are produced from plasma cells
Explanation:
An antigen is a molecule present on the surface of a pathogenic organism and they are capable of generating an immune response by binding to specific antibodies (immunoglobulins) that are secreted by lymphocytes B cells of the immune system. B cells are a type of white blood cell that plays key roles during humoral immunity of the adaptive immune system. When an antigen is introduced into the organism, a specific lineage of B cells proliferate, in a process known as monoclonal expansion.
Binary fission is the method by which prokaryotes produce new individuals that are genetically identical to the parent organism.