Animal and Plant Cells — Unit test Answers
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Which motion of particles across a membrane requires energy?
A
from high concentration to low concentrationB
from low concentration to high concentrationC
with no concentration gradientD
through dynamic equilibrium22
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Which structure is unique to eukaryotic cells?
A
DNAB
cell membraneC
ribosomesD
nucleus23
Which term describes an extensive network of tubes, sacs, and vesicles throughout a cell that provides transport as its main function?
A
cell membraneB
endoplasmic reticulumC
centrioleD
cell wall24
Consider this animal cell.Which organelle is labeled I?
A
cell membraneB
ribosomeC
endoplasmic reticulumD
nucleus25
What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?
A
It would shrivel and shrink.B
It would swell but never burst.C
It would swell and then burst.D
It would not be affected.Did you find these answers helpful?
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