After almost two hours.
Note that the level is right at the top of the upper clamp arm, and the tag shows where it started.
After almost two hours.
Note that the level is right at the top of the upper clamp arm, and
the tag shows where it started.
What is in the beaker?
What is in the thistle tube?
Can you explain this?
Same setup after 48 hours. Note that the green liquid is flowing out the
top of the tube.
Explain why.
What is happening here? Why do it this way?
Have you looked in Starr page 89 to see the Elodea drawing? It
should look familiar!
Have you looked in Starr page 88 to see the blood photos? They should
look familiar!
Filling the dialysis tubing.
Why wear gloves?
Weighed and ready to go.
Why drop them all in at the same time?
What process / processes is / are taking place here?
Assume that this is the beginning weight.
Assume this is the "after" weight.
Which beaker(s) could this have been?
Explain the change.
How does this relate to hypotonic, isotonic, hypertonic?
Assume this is the "after" weight.
Which beaker(s) could this have been?
Explain the change.
How does this relate to hypotonic, isotonic, hypertonic?
Assume this is the "after" weight.
Which beaker(s) could this have been?
Explain the change.
How does this relate to hypotonic, isotonic, hypertonic?
Which test is this? What does this test result mean? Why was
it done?
What was the source of the liquid in the test tube?
Which test is this? What does this test result mean? Why was
it done?
What was the source of the liquid in the test tube?
Which test is this? What does this test result mean? Why was
it done?
What was the source of the liquid in the weigh boat?
How does this demo relate to this lab?
Photos by Steve Muzos © Austin Community College
Last updated by Steve Muzos September 26, 2002
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