Chapter 21 of Writing Today Using Basic Rhetorical Patterns Introduction Definition Classification Comparison and Contrast Rhetorical patterns are useful for writers to arrange ideas into sections and paragraphs (425).
Bone marrow stromal cells. A general term for non-blood cells in the bone marrow, such as fibroblasts, adipocytes (fat cells) and bone- and cartilage-forming cells that provide support for blood cells.
White blood cells (WBCs), also called leukocytes, are cells that circulate in the blood and the lymphatic system that help protect the body against infections. They are an important part of the body's immune system and also have a role in inflammation, allergic responses, and protection against cancer.