Microtubules and microfilaments have different
functions mainly due to
a. their chemical composition.
b. their location in the cell.
c. their association with other proteins.
d. their physical structure.
e. the type of cells that they are in.
Answer: c
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A floodplain is an area adjacent a stream or river that experiences flooding during periods of high discharge. These ecosystems can be very rich in both quantity and diversity of organisms and can contain up to 1,000 times more species than a river. Many floodplains have been compromised by the construction of levees, pollution, and the draining of wetlands and marshes. A restoration project that focuses its efforts on the removal of levees and the improvement of water quality, is a plan focused on
A. restoration of species. B. restoration of ecosystem functioning.
Did increasing K affect the maximum growth rate (dN/dt) a population can exhibit? Hint: you may want to use Plot dN x t to get a more accurate measure of dN/dt and/or look at the data in tabular form
a. yes b. no
Which of the above plants belongs to the same genus
as Rosa canina? a. apple b. artic rose c. carrot d. marijuana e. all of these
In fluorescence microscopy, the immediate source of the light detected is light that has been _______ the sample.
a. absorbed by b. emitted by c. exciting d. scattered from