What allows arteries to increase in size as they become filled with blood?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

Some substances but not other can cross the (blank) membrane of a cell