Diffusion is the passive movement of molecules from an area of high concentration to an area of low concentration whereas osmosis is the movement of a solvent such as water from an area of low solute concentration to an area of high concentration o...
What are the limitations of Fick's Law of Diffusion? Fick's First Law can only be accurately applied when the conditions within the system are constant. The flux going in has to be the same as the flux going out. Diffusion can be facilitated by factors that Fick's law does not take ...
Give an example of external attribution. How does the European education system work? How did the Occupy Movement start? How is Social Security an example of income redistribution? What is the difference between active transport and facilitated diffusion? How is the European Parliament organized? In...
Describe the structures of membrane phospholipids and how they combine with cholesterol, carbohydrates, and various proteins to form cell membranes. What is a membrane? What are the functions of the membranes? What are the types of membranes? What are the two types of faci...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...
To solve the question regarding imbibition, let's analyze each option step by step.Step 1: Understand Imbibition Imbibition is the process by which a substance absorbs water and swells. It is a type of diffusion but is specific
Single receptor molecules might cluster during this diffusion in two dimensions, as a conse- quence of the multivalence of the virion. This can increase the avidity of the interaction, and, at the same time, slow down the speed of diffusion, i. e., the virus would collect several ...
a另外交通是越来越方便了,以前主要是以汽车为主,现在有些地方通了动车就更快速了,更重要的是舒服 Moreover the transportation has more and more facilitated, before mainly was by the automobile primarily, some places passes now has moved the vehicle to be faster, more importantly comfortable [translate...
The following describes the movement of an action potential along the cell membrane: A. Depolarization B. Repolarization C. Resting Membrane Potential D. Propagation E. None of the above The sodium-potassium ATP pump is an example of this: A. Simple diffusion B. F...
What is active transport? Give one example of this type of transport.Transporting Molecules Through Selectively Impermeable Membranes:Not all molecules can cross biological membranes via simple diffusion. This may be because they are too large or polar. Such molecules require a channel, in ...