CELL TRANSPORT WEBQUEST
PREP BIOLOGY
!
Name:
Period:
WEBSITE #1:
http://nhscience.lonestar.edu/BIOL/osotutor.html
Define the following terms:
1. DIFFUSION: The random movement of molecules from a area of
________________concentration to an area of ____________ concentration.
DRAW WHAT A FOOD COLORING MOLECULE LOOKS LIKE AFTER:
1 SECOND
10 SECONDS
1 HOUR
!!
!
!!
!
2. OSMOSIS: Is the same thing as DIFFUSION, but refers ONLY TO THE DIFFUSION
OF ___________________.
WEBSITE #2:
http://www.wiley.com/college/pratt/0471393878/student/animations/membrane_transport/index.html
(section 2 of 11)
1. What does “GOLDIE”, the goldfish’s cells NEED (to take in) in order to stay
alive? ____________________
2. What does “GOLDIE”, the goldfhish’s cells NEED TO GET RID OF in order to
stay alive? ___________________
Just like Goldie, you need __________________ and need to get rid of
_______________________.
DRAW A PICTURE SHOWING WHAT ENTERS YOUR CELLS AND WHAT LEAVES YOUR
CELLS:
WEBSITE #4:
http://www.wiley.com/legacy/college/boyer/0470003790/animations/membrane_transport/membrane_transport.htm
CLICK ON DIFFUSION AND OSMOSIS
1. Molecules always like to move from regions of _____________ concentration
to regions of _____________concentration.
CLICK “CONTINUE” SO YOU CAN SEE THE MOLECULES MOVE!
2. What happened in the animation. EXPLAIN.
WEBSITE #5:
http://programs.northlandcollege.edu/biology/Biology1111/animations/transport1.html
CLICK ON “PASSIVE TRANSPORT”
1. Does PASSIVE TRANSPORT require ENERGY for your cells? __________
2. What are THREE TYPES of PASSIVE TRANSPORT?
a.
b.
c.
NOW LOOK AT THE BOTTOM OF THE BOX, IN THE YELLOW BAR, CLICK ON “SIMPLE”
1. What is DIFFUSION?
What happened in the animation? Draw how the molecules moved:
BEFORE
AFTER
WEBSITE #6:
http://www.wisc-online.com/objects/index_tj.asp?objID=AP1903
YOU WILL HAVE TO GO A FEW SLIDES IN….CLICK ON "RAISED" and then
"LOWERED"
1. Does diffusion happen FASTER or SLOWER if the TEMPERATURE is RAISED?