Web Results

en.wikipedia.org/wiki/Passive_transport

Passive transport is a movement of ions and other atomic or molecular substances across cell ... Simple diffusion and osmosis are in some ways similar. Simple ...

www.biology-online.org/dictionary/Simple_diffusion

Sep 24, 2016 ... Diffusion refers to the net movement of molecules from higher to lower concentration. Diffusion may be a simple diffusion or a facilitated ...

academic.brooklyn.cuny.edu/biology/bio4fv/page/simple.htm

Simple diffusion. The term simple diffusion refers to a process whereby a substance passes through a membrane without the aid of an intermediary such as a ...

biologydictionary.net/simple-diffusion

Simple diffusion is the process by which solutes are moved along a concentration gradient in a solution or across a semipermeable membrane. Simple diffusion ...

ib.bioninja.com.au/standard-level/topic-1-cell-biology/14-membrane-transport/simple-diffusion.html

Particles move across membranes by simple diffusion.

teaching.ncl.ac.uk/bms/wiki/index.php/Simple_diffusion

Nov 28, 2014 ... Simple diffusion is the movement of substances from high concentration to low concentration accross the lipid bilayer without the help of ...

study.com/academy/lesson/simple-diffusion-definition-examples-quiz.html

Dec 19, 2014 ... This lesson will provide you with a definition of simple diffusion. Also, an example and illustration will be provided to support your...

study.com/academy/lesson/active-and-passive-transport-across-the-cell-membrane.html

A cell membrane is selectively permeable - not permeable to everything. In this lesson, we'll talk about methods of passive transport along a...

www.khanacademy.org/science/biology/membranes-and-transport/passive-transport/a/diffusion-and-passive-transport

This means that ions like sodium, potassium, calcium, and chloride cannot cross membranes to any significant degree by simple diffusion, and must instead be ...