AQA A Level Biology復習筆記2.4.12 Specialised Cells
Explaining Adaptations in Specialised Cells Specialised cells for diffusion Root hair cells?and?epithelial cells of the small intestine?are examples of cells that are?adapted?for the rapid t...
AQA A Level Biology復習筆記2.4.11 Adaptations for Rapid Transport
Adaptations for Rapid Transport The rate at which?diffusion?(including both?simple?diffusion and?facilitated?diffusion) occurs across external and internal cell membranes?varies Some cells a...
AQA A Level Biology復習筆記2.4.10 Active Transport & Co-transport
The Process of Active Transport & Co-transport Active transport is the?movement of molecules and ions through a cell membrane from a region of lower concentration to a region of higher c...
AQA A Level Biology復習筆記2.4.9 Water Potential Calibration Curves
Required Practical: Investing Water Potential Using Calibration Curves It is possible to investigate the effects of immersing plant tissue in?solutions of different water potentials?and then...
AQA A Level Biology復習筆記2.4.8 Comparing Osmosis in Animal & Plant Cells
Osmosis in Cells: Comparison Comparing & Contrasting the Movement of Water by Osmosis in Plant & Animal Cells Table 轉載自savemyexams
AQA A Level Biology復習筆記2.4.7 Osmosis in Animal Cells
Osmosis: Animal Cells Osmosis is the?net movement of water molecules?from a region of?higher water potential?(dilute solution) to a region of?lower water potential?(concentrated solution), t...
AQA A Level Biology復習筆記2.4.6 Osmosis in Plant Cells
Osmosis: Plant Cells Osmosis is the?net movement of water molecules?from a region of?higher water potential?(dilute solution) to a region of?lower water potential?(concentrated solution), th...
AQA A Level Biology復習筆記2.4.5 Osmosis
The Process of Osmosis All cells are surrounded by a cell membrane which is?partially permeable Water can move in and out of cells by?osmosis Osmosis is the?diffusion of water molecules?from...
AQA A Level Biology復習筆記2.4.4 Diffusion
Diffusion & Facilitated Diffusion Diffusion is a type of?transportation?that occurs?across the cell membrane It can be defined as: The net movement, as a result of the random motion of i...
