More examples Once your statistical analyses are complete, you will need to summarize the data and results for presentation to your readers. Data summaries may take one of 3 forms: Some simple results are best stated in a single sentence, with data summarized parenthetically: Seed production was higher for plants in the full-sun treatment
Percent Change in Mass of Zucchini Cores at Different Molarities of Sucrose If a potato is allowed to dehydrate by sitting in the open air, would the water potential of the potato cells decrease or increase?
The water potential of the potato would decrease because water moves from a high water potential region to a low potential region, and a dehydrated potato cell is hypertonic in comparison with the environment.
The concentration of solute would increase and osmotic potential would decrease. If a plant cell has a lower water potential than its surrounding environment, and if pressure is equal to zero, is the cell hypertonic or hypotonic to its environment?
Will the cell gain water or lose water?
If the plant cell has lower water potential, that means the water will come into the cell; the cell is hypertonic to its environment. This cell will gain water because water follows its concentration gradient.
What is the pressure potential of the system? The pressure potential is zero. The greatest water potential is within the dialysis bag. Water will diffuse out of the bag because the inside of the bag has the highest water potential.
Calculate solute potential of the sucrose solution in which the mass of the zucchini cores does not change. Adding solute to a solution would increase the solute potential and decrease the water potential.
Consider what would happen to a red blood cell placed in distilled water: Which would have the higher concentration of water molecules? The distilled water would have the higher concentration of water molecules.
Which would have the higher water potential?
The distilled water would also have the higher water potential. What would happen to the red blood cell? The red blood cell would take in a lot of water and might lyse due to pressure inside. This is because animal cells lack tolerance under hypotonic situations.
Exercise 1E Describe the appearance of the onion cells. The onion cells appear to have great turgor pressure, spread out, thick and bright in the inside.
The cell walls were very defined and it was clear where one cell ended and another began. Describe the appearance of the onion cells after the NaCl was added. The plasma membrane shriveled from the cell wall, or in other words, plasmolysis occurred.
Remove the cover slip and flood the onion with fresh water. Observe and describe what happened. The onion cells were again hypertonic to their environment and were restored to their original state of appearance. Plasmolysis is the separation of the plasma membrane from the cell wall in a plant cell.
Why did the onion cell plasmolyze?Osmosis is the result of diffusion across a semipermeable membrane. If two solutions of different concentration are separated by a semipermeable membrane, then the solvent will tend to diffuse across the membrane from the less concentrated to the more concentrated solution.
This process is called. Hard water makes the homemaker's job extremely difficult, producing soap curd and detergent deposits on fabric, leaving soap scum rings in the bathtub and streaks on glassware, and clogging hot water pipes.
Learn how to remove. The Coconut Effect describes any sound effect, special effect, or design feature that is unrealistic, but still has to be included because viewers have been so conditioned to expect it that its absence would be even more jarring..
The trope namer is the traditional foley effect of using hollow coconut shells to recreate the sound of horse hooves in theater, and later radio, film and television.
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Seawater reverse osmosis (SWRO) desalination has some environmental impacts associated with the construction and operation of intake systems and the disposal of concentrate.
Osmosis is the movement of a solvent, such as water, through a semi-permeable membrane. (A solvent is the major component of a solution, the liquid in which something else is dissolved.).