Bone Factories Short Answer

This passage explores bone marrow and its role as the body’s factory for red blood cells (RBCs), white blood cells (WBCs), and platelets. It explains that RBCs carry oxygen, WBCs defend the body from infections, and platelets help in blood clotting. Bone marrow is described as the spongy tissue inside bones, which is critical to keeping the body healthy. The passage highlights the important yet often unseen role bone marrow plays in overall health.

This passage expands students’ vocabulary with terms like “erythrocytes” and “leukocytes,” helping them master scientific language. Comprehension skills improve as they learn about different blood cells and their roles in the body. It also promotes critical thinking, encouraging students to reflect on how internal processes, such as blood cell production, are essential to life. Exposure to clear, organized writing models improves their ability to present complex scientific information concisely and effectively.