This is your lumen.

So this was the lumen.

So this is the lumen.

Hydrogen protons get pumped into the lumen.

Because that's right immediately outside of the lumen.

It would look something like this, where you have the middle called the lumen. and right outside of the lumen you have cells.

Test Tube

Drying Tube

Tube Red

So this inside right here, this is our lumen.

That's called the thylakoid space or the thylakoid lumen.

Test Tube Rack

Test Tube Holder

Incoming RFB Tube

So let's say that that right there is the lumen.

The apical membrane that faces the lumen, it's porous to calcium.

So, lava tube caves

It's actually a tube.

You have tube worms.

I took the tube.

Seventy pounds a tube.

Seventy pounds a tube.

This is a cell that makes up the wall of the lumen.

So they'll want to go back into the stroma from the lumen.

That's a fluorescent tube refined.

These are called tube worms.

This is an inorganic tube.

And these are made of this kind of tube electricity tube, we call it in Holland.

Sixpence a small tube, and a shilling for the large tube, containing four times as much.

Region II which sits closest to the pore lumen, forms the pore lining.

Thirty Years of Test Tube Babies

Giant tube worms, 10 feet tall.

literally, pumps that allow hydrogen protons to go from the stroma to the lumen.

A, double R, E, double T.

Test tube holders make it easier to hold test tubes. By using a holder, there is a safe distance between ones hand and the test tube when the tube is hot. Typically, test tube holders are used to hold test tubes over open flames.

If you, say, wanted to get from Regent's Park station to Great Portland Street, the Tube map would tell you take the Tube, go to Baker Street, change over, take another Tube.

She recorded this message on You Tube.

(Video) Narrator The tube lipped nectar bat.

the rider passes through an aluminum tube.

Want to eat now without the tube?

This is called a cycle valve tube.

The tube there's hollow, about paper thin.

little drawing here is, let's say that I have a tube, and at the end of the tube is a balloon.

Double

Double