Suppose an ice cube is dropped into a beaker of hot water. Eventually, the ice will melt and the hot water will cool. Which of the following statements best describes the water in the beaker? A.
The water will reach thermal equilibrium.

B.
The water will not all be the same temperature.

C.
The warmer water will rise above the cooler water.

D.
The water will reach specific heat.

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a.both make it possible for the conditions in the interior to be different from the conditions outside. b.both provide a barrier that keeps water from flowing across it so the interior remains dry. c.both separate the rna that forms in the interior from any rna that might form in the environment. d.both can actively move molecules into the interior or out into the surrounding environment.

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?