Which is one function of steroids? 1.)Waterproofing leaves and feathers
2.)insulating and protecting bones and organs
3.)serving as chemical messengers
4.)providing energy storage

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?

Based on her survey, which advertising mediums will work best to publicize leslie's in-store specials?

All phases of matter may have a fixed mass