Name: ____________________________________________________ Block: ____________________
Cell Transport Web Quest
1. Diffusion/Osmosis Activity
a. http://www.bbc.co.uk/education/guides/zc9tyrd/activity
b. Diffusion occurs when particles in solutions ________________________ ___________.
c. When you squeeze the ink into the water, what happens to the ink particles?
________________________________________________________________________
d. When particles move from high concentration to low concentration, we say that they move
down a _____________________________________ ___________________________.
e. Food particles diffuse into the blood stream because in the gut, they have a (high/low)
concentration, and in the gut, they have a (high/low) concentration.
f. How does oxygen go from the lungs to the blood vessels? __________________________.
g. In osmosis, the chemical that moves through a membrane is ________________________.
h. Water diffuses from a _________________________ to ___________________________
concentration of water particles.
i. Which side had the highest concentration of water? PURE WATER or SOLUTIONH
j. How does water move into a plant? _____________________________________________
2. Diffusion Interactive
(http://esminfo.prenhall.com/science/BiologyArchive/lectureanimations/closerlook/diffusion.html)
a. Play with the particle controls.
b. What happens when you increase the temperature of the particles? (under the “sliders” tab)
____________________________________________________________________________
c. What happens when you increase the mass of the orange particles? (under the “sliders” tab)
____________________________________________________________________________
d.
3. Diffusion Demo
(http://www.abpischools.org.uk/page/modules/homeostasis_kidneys/kidneys3.cfm?coSiteNavigation_all
Topic=1)
a. Play through the demonstration at the bottom of the page.
b. What happens to the yellow particles over time?
____________________________________________________________________________
4. How diffusion works
(http://highered.mheducation.com/sites/0072495855/student_view0/chapter2/animation__how_diffusio
n_works.html)
a. Watch the video and take the quiz.
b. What is your score? ___________/5 questions correct.
5. Endocytosis and Exocytosis Demo
(http://highered.mheducation.com/olcweb/cgi/pluginpop.cgi?it=swf::535::535::/sites/dl/free/007243731
6/120068/bio02.swf::Endocytosis+and+Exocytosis)
a. Watch the video and answer the questions as you go. (hint: answers are in the text below the
video)
b. What process to cells use to take in large particles? ___________________________________
c. Endocytosis is when the cell membrane extends outwards and _________________________
the particle.
d. There are ____________________ different types of endocytosis.
e. Exocytosis is the _______________________________________ of endocytosis.
6. Passive and Active Transport Review Basketball
a. http://sciencereviewgames.com/srg/games/hs.php?id=82
b. Play the review game. What is your high score? _____________________________
7. Cell Defense
a. http://biomanbio.com/GamesandLabs/Cellgames/celldefense.html
b. Play around with the Cell Defense game.
c. Play the Diffusion Challenge. What are the two types of particles that move across the cell
membrane? _____________________________ and _________________________
d. In the Energy and Transport Game, how many ATP did you have to use to get 10 sugar
molecules across the membrane? _________________________________
8. Watch the Kahn Academy Video on Endocytosis and Exocytosis.
a. https://www.youtube.com/watch?v=qasm7Mj7CYg