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Worksheets3) Cellular Transport
Total questions: 10
Worksheet time: 5mins
Molecules naturally move from an area of ____ concentration to an area of ____ concentration.
high; high
low; low
high; low
low; high
This cell barrier refers to the "fluid mosaic model" and is highly selective about what passes through...
gap junction
cell wall
nuclear membrane
plasma membrane
Which of these is likely to diffuse through a cell membrane?
small, nonpolar molecule
ion
large molecule
polar molecule
Which form of cellular transport move AGAINST the concentration gradient?
active transport
osmosis
diffusion
facilitated diffusion
Water will exit the cell when placed in a(n) ____ environment.
polar
hypotonic
hypertonic
isotonic
Which of the following organisms does NOT have a cell wall?
E. coli
roses
portabella mushroom
giraffe
Facilitated diffusion uses which macromolecule to help move items across?
nucleic acid
protein
lipid
carbohydrate
The sodium potassium pump is an example of...
facilitated diffusion
active transport
osmosis
diffusion
The diffusion of water across a semipermeable membrane is known as...
facilitated diffusion
active transport
osmosis
diffusion
Plants typically prefer to be in a(n) ____ environment.
hypotonic
hypertonic
ionic
isotonic
