Scientific literacy is the knowledge and understanding of scientific concepts and processes required for personal decision making, participation in civic and cultural affairs, and economic productivity. It also includes specific types of abilities. In the National Science Education Standards, the content standards define scientific literacy. Scientific literacy means that a person can ask, find, or determine answers to questions derived from curiosity about everyday experiences. It means that a person has the ability to describe, explain, and predict natural phenomena.
phagocytosis. PHAGOCYTOSIS. A three-stage process by which phagocytes (neutrophils, monocytes, and macrophages) engulf and destroy microorganisms, other foreign antigens, and cell debris. three-stage process by which phagocytes (neutrophils, monocytes, and macrophages) engulf and destroy microorganisms, other foreign antigens, and cell debris.
Macrophages develop from white blood cells called monocytes. Monocytes are the largest type of white blood cell. They have a large, single nucleus that is often kidney-shaped. Monocytes are produced in bone marrow and circulate in the blood anywhere from one to three days.acrophage Phagocytosis. Phagocytosis allows macrophages to get rid of harmful or unwanted substances in the body. Phagocytosis is a form of endocytosis in which matter is engulfed and destroyed by a cell. This process is initiated when a macrophage is drawn to a foreign substance by the presence of antibodies.