The tilt of the earth's axis causes seasonal changes due to: a) different amounts of the sun's energy reaching different parts of the earth's surface during our orbit around the sun. eliminate b) the pattern of day and night c) the tilt of the northern and southern hemisphere as we revolve around the sun d) both a and c

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?