Photosynthesis - Factors. 1  There are three main factors affecting photosynthesis and several corollary factors. 2  Light irradiance and wavelength. 3  Carbon dioxide concentration. 4  Temperature.
Indolent B-cell lymphomas that are supposed to derive from the marginal zone (marginal zone lymphomas) include three specific entities: extranodal marginal zone lymphoma or mucosa-associated lymphatic tissue (MALT) lymphoma, splenic marginal zone lymphomas (SMZLs), and nodal marginal zone lymphomas (NMZLs).
lymphatic system see lymphatic system. lymphoid system the lymphoid tissue of the body, collectively; it consists of primary (or central) lymphoid tissues, the bone marrow, and thymus, and secondary (or peripheral) tissues, the lymph nodes, spleen, and gut-associated lymphoid tissue (tonsils, Peyer's patches).ymphatic system see lymphatic system. lymphoid system the lymphoid tissue of the body, collectively; it consists of primary (or central) lymphoid tissues, the bone marrow, and thymus, and secondary (or peripheral) tissues, the lymph nodes, spleen, and gut-associated lymphoid tissue (tonsils, Peyer's patches).