A. One good thing happens and other good things happen because of it.
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<u><em>In Mitochondria, the electron transport chain takes place.</em></u>
The answer to the question above is letter D. <span>Chromosomes found in the cell nucleus.</span>
In the cell nucleus, DNA is tightly packed into the
thread-like structure known as chromosomes. Every chromosome is made up of
tightly coiled DNA around proteins (histones) that support its structure.
Chromosomes are not visible when there is no cell division. It cannot be seen
in the cell’s nucleus nor under the finest microscope. They are only visible
when the cell is dividing and is apparently visible under a microscope.
A specific animal is A. species
To be able to compare the results to a sample without any of the independent variable added.