about the topic.
Introduction
Cell transport is the movement of materials in and out of cells. It is an essential process to maintain the balance of substances inside and outside the cell. The concept map is a visual representation of the various types of cell transport, the structures involved, and the direction of movement.
Types of Cell Transport
There are two types of cell transport: passive and active. Passive transport does not require energy, while active transport requires energy.
Passive Transport
Passive transport includes diffusion, osmosis, and facilitated diffusion. Diffusion is the movement of substances from an area of high concentration to an area of low concentration. Osmosis is the diffusion of water molecules across a selectively permeable membrane. Facilitated diffusion is the movement of substances through a membrane with the help of transport proteins.
Active Transport
Active transport includes endocytosis and exocytosis. Endocytosis is the process of taking in substances by engulfing them in the cell membrane. Exocytosis is the process of releasing substances from the cell by fusing vesicles with the cell membrane.
Structure Involved in Cell Transport
The cell membrane is the structure involved in cell transport. It is a selectively permeable membrane that allows certain substances to pass through while blocking others.
Question & Answer
Q: What is the difference between passive and active transport?
A: Passive transport does not require energy, while active transport requires energy. Q: What is diffusion?
A: Diffusion is the movement of substances from an area of high concentration to an area of low concentration. Q: What is osmosis?
A: Osmosis is the diffusion of water molecules across a selectively permeable membrane.
Conclusion
Cell transport is an essential process for the survival of cells. Understanding the concept map of cell transport can help in comprehending the movement of substances in and out of cells. The various types of cell transport, the structures involved, and the direction of movement are all part of the cell transport concept map.