All of the big 5 extinctions occurred during the?

Which muscle is responsible for inhalation ?

What is the inability of an individual or a society to achieve a minimum standard of living known as ?

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?