PPT-Osmosis, Osmotic pressure and

Molecular processes Introduction All molecules have random motion because of their kinetic energy Gases have a large amount of random motion liquids and solids have less random motion because of the large attractive force between their molecules . Partial support from National Science Foundation's ADVANCE IT Program under Award HRD-1007978. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.. PEDIATRIC GI CONSULTANT. DIARRHEA. DEFINITION. FROM THE . GREEK.  WORD . DIA.  "THROUGH . RHEO.  "FLOW") IS THE CONDITION OF HAVING AT LEAST THREE LOOSE OR LIQUID . BOWEL MOVEMENTS.  EACH DAY.. Methods to Detect Red Cell Membrane Disorders. Practical . Clinical Hematology. Definition. The osmotic fragility test is a measure of the ability of the red cells to take up fluid without lysing. . Or it is a test to measures red blood cell (RBC) resistance to hemolysis when exposed to a series of increasingly dilute saline solutions. . Prefixes, Suffixes, and Vocabulary. Diffusion . = the movement of particles from a high concentration to a low concentration. . Osmosis . = The diffusion of water. . . Hyper . = high, over. . . Hypo. Intermediate 2 Biology. Unit 1: Living Cells. Diffusion. Learning Objectives. Name the method by which substances move in and out of cells.. Define the term . ‘. diffusion. ’. State when diffusion will stop.. The phenomenon of osmosis occurs when pure water flows from a dilute saline solution through a membrane into a higher concentrated saline solution. Figure 1.4 Overview of osmosis As a fundamental Partial support from National Science Foundation's ADVANCE IT Program under Award HRD-1007978. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.. The Cell in its Environment. Ch 7, Section 2. L3 Biology. Molecules are always moving. Molecules move randomly and bump into each other and other barriers. Diffusion. Movement of molecules from an area of high concentration to an area of lower concentration . CHAPTER 2/ O’LEVEL BIOLOGY 5090 / GCE.. 2. Diffusion and osmosis. Content. 2.1 Diffusion. 2.2 Osmosis. 2.3 Active . transport. Learning outcomes. Candidates should be able to:. (a) define diffusion as the movement of molecules from a region of their higher concentration to a region of. Sec 4.3 . pg. 74-75. Osmosis. : . a . special case of diffusion . involving water. water . molecules . move across . a selectively permeable membrane from an area of high water concentration to an area of low water . Leaving Certificate Biology. Higher Level. Selective Permeability. Cell membranes are selectively permeable meaning they can control what enters and leaves the cell. Selective permeability is controlled by proteins embedded in the cell membrane. REVIEW of Passive Transport. Osmosis. is the movement of . water. into and out of the cell membrane. It is a SPECIAL KIND of Diffusion.. Water will move from an area of HIGH water concentration to an area of LOW water concentration on its own with NO ENERGY!. only. Osmolar . Solution. So to reaching equilibrate stage the water will move from (A to B) { from high water concentration to low water concentration } . This movement of water called . Osmosis. 2. Diffusion and osmosis. Content. 2.1 Diffusion. 2.2 Osmosis. 2.3 Active . transport. Learning outcomes. Candidates should be able to:. (a) define diffusion as the movement of molecules from a region of their higher concentration to a region of.