Welcome

Anti Essays offers essay examples to help students with their essay writing.

Sign Up

Lab Bio Essay

  • Submitted by: tas1619
  • on June 27, 2014
  • Category: Miscellaneous
  • Length: 768 words

Open Document

Below is an essay on "Lab Bio" from Anti Essays, your source for research papers, essays, and term paper examples.

Exercise 1: Cell Transport Mechanisms and Permeability: Activity 3: Simulating Osmotic Pressure Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. Which of the following is true of osmosis? You correctly answered: c. It is a type of diffusion. 2. Which of the following occurs when a hypertonic solution is added to cells? You correctly answered: d. The cells shrink. 3. The variable that affects osmotic pressure is You correctly answered: a. the concentration of nondiffusing solutes. 4. The net movement of water would be into the cell in a You correctly answered: b. hypotonic solution.


page 1

Experiment Results Predict Question: Predict Question 1: What effect do you think increasing the Na+ Cl- concentration will have? Your answer : a. increased osmotic pressure Predict Question 2: What do you think will be the pressure result of the current experimental conditions? Your answer : c. pressure above the left beaker Stop & Think Questions: Why do you think there is no pressure change? You correctly answered: b. Sodium is able to diffuse through the pores. Why do you think there was no pressure change? You correctly answered: c. There is no net movement of water because the solute concentrations are the same. Experiment Data: Run Number 1 1 1 2 2 2 3 3 3 4 4 4 5 5 5 6 6 6 7 7 7 Solute Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose Na+ ClAlbumin Glucose MWCO 20 20 20 20 20 20 50 50 50 100 100 100 100 100 100 200 200 200 200 200 200 Start Conc. L 5.00 0.00 0.00 10.00 0.00 0.00 10.00 0.00 0.00 0.00 0.00 8.00 0.00 0.00 8.00 0.00 0.00 8.00 0.00 9.00 0.00 Pres. L 170 170 170 340 340 340 0 0 0 136 136 136 0 0 0 0 0 0 153 153 153 Start Conc. R 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 8.00 0.00 0.00 0.00 0.00 0.00 10.00 Pres. R 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Rate 0.0000 0.0000 0.0000 0.0000 0.0000...

Show More


Citations

MLA Citation

"Lab Bio". Anti Essays. 17 Dec. 2018

<http://parimatchstavki7.com/free-essays/Lab-Bio-635344.html>

APA Citation

Lab Bio. Anti Essays. Retrieved December 17, 2018, from the World Wide Web: http://parimatchstavki7.com/free-essays/Lab-Bio-635344.html