A helium balloon has a volume of 2.30 L at 23.5 oC and a pressure of 1.00 atm at sea level. The Balloon is released and floats upward. At a certain height the atmospheric pressure is 0.810 atm and the temperature is 12.0 oC. Calculate the volume of the balloon.

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.