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2026/27 Update | Graded A+
What limits the paramecium from acquiring more complex functions? -
ANSWERS The paramecium is limited by the number of bimolecular machines
that it can contain within itself due to lack of space.
A cancer cell will be anchorage-dependent for growth and immortal. T/F -
ANSWERS False
The paramecium swims by way of using a flagella. T/F - ANSWERS False
The paramecium discussed in class contained an organelle called the contractile
vacuole. This is the presumed precursor of the: - ANSWERS Kidney
A cell that is itself an organism must have a minimum of four needs presented in
lecture. List these four things. - ANSWERS 1. Find food
2. Find shelter
3. Find a mate
4. Reproduce
,In Cell Biology what can limit the progress of science? - ANSWERS Technology
A single-celled eukaryotic organism:
a. Has a limited number of biomolecular machines.
b. Must find food, shelter, a mate and reproduce
c. Escape from predators
d. None of the above
e. a, b, c above - ANSWERS e. a, b, c above
In your own multicellular body, different cells in your body have a division of labor
between them. T/F - ANSWERS True
In order to examine cells which are smaller than can be detected by the human
senses what needs to be used? (pick the best answer).
a. Patience
b. Hypotheses
c. Technology
d. A cell trap
e. None of the above - ANSWERS c. Technology
Write a few sentences that explain what limits an individual cell from becoming
more complex. - ANSWERS This means the individual cell, if a single-celled
organism, is responsible for all the work and does not have a division of labor or
, different cell types. An individual cell is limited by the number of bimolecular
machines within itself. This is due to lack of "space" within the cell.
The contractile vacuole of the paramecium is possibly an evolutionary precursor
of the kidney.
T/F - ANSWERS True
In your own multicellular body, cells with different functions have different DNA.
T/F - ANSWERS False
Compared to bacteria which of the cell types below are not responsible for finding
"food"
a. Lymphocyte
b. Macrophage
c. Fibroblast
d. None of the above
e. Answers a, b and c - ANSWERS e. Answers a, b and c
A cell that is anchorage-dependent for growth will also exhibit contact inhibition.
T/F - ANSWERS True
Comparing a single-celled eukaryotic organism with a multicellular organism such
as yourself identify the major difference from the list below.
a. Escape from predator