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Bio 181 ASU Capco Exam 1 rated A+
already passed!
Write a few sentences that explain what limits an individual cell from becoming more
complex. - correct answersBimolecular machinery and division of labor
The paramecium discussed in class contained an organelle called the contractile
vacuole. This is the presumed precursor of the: - correct answersKidney
In cell Biology what can limit the progress of science? - correct answersTechnology
True or False: In you own multicellular body, cells with different functions have different
DNA - correct answersFalse
In order to examine cells which are smaller than can be detected by the human senses
what needs to be used? - correct answersTechnology
True or False: The contractile vacuole of the paramecium is possibly an evolutionary
precursor of the kidney - correct answersTrue
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A single celled organism: - correct answersHas limited amount of bimolecular
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machinery; must find food, shelter, mate, and reproduce
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What limits the paramecium from acquiring more complex functions: - correct
answersThe paramecium's bimolecular machinery limits cell growth
True or False: In you own multicellular body, different cells in your body have a division
of labor between them - correct answersTrue
Compared to bacteria which of the cell below are not responsible for finding food: -
correct answersLymphocyte, Macrophage, fibroblast
True or False: A cancer cell will be anchorage-dependent for growth and immortal -
correct answersFalse
Comparing a single-celled eukaryotic organism with a multicellular organism such as
yourself identify the major difference - correct answersDivision of Labor
True or False: A cell that is anchorage-dependent for growth will also exhibit contact
inhibition - correct answersTrue
A cell that is itself an organism must have the minimum of what needs? - correct
answersFood, shelter, mate, reproduce
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True or False: A paramecium swims by way of using flagella - correct answersFalse
True or False: A normal cell is anchorage-dependent for growth and mortal - correct
answersTrue
True or False: The end of the retraction fiber touching the cell culture plate still contain
the cell equivalent of super glue - correct answersTrue
True or False: It is presumed that the peroxisomes evolved in these primitive proto-
eukaryotes to remove oxygen, which was toxic to the primitive cells - correct
answersTrue
After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a
cell walks is: - correct answersFilopodia, lamellipodia, cell muscle, retraction fiber
Why is it important to know the limitations of technology? - correct answersIt is
important to know the limitations of technology because knowing those limitations
allows for new growth and development within technology.
True or False: The ancient earth did not contain much oxygen - correct answersTrue
True or False: A normal cell is mortal and anchorage dependent - correct answersTure
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True or False: Loss of the cell wall was required for the endomembrane system theory -
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correct answersTrue
True or False: TEM provides a thin, 2D section of the object being studied - correct
answersTrue
True or False: Fluorescence microscopy is a form of light microscopy - correct
answersTrue
True or False: When cancer cells are crowded by surrounding cells, the cancer cells
become spherical and they can still go through cell division - correct answersTrue
What are the limitations of cell culture technique? - correct answers1) Not all cells grow
in culture
2) Cells loose their histocyte - and 3D structure of the tissue is challenged
3) metabolism likely changes
True or False: The cytoskeleton enabled the primitive cell to become motile - correct
answersTrue
What limits how big the cell can be? - correct answersThe surface to volume ratio
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