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The Iron Hypothesis was a proposal that in certain parts of the ocean, the limiting factor on phytoplankton growth was lack of trace metals, in particular Iron (Fe). This hypothesis has been tested and proved to be correct.
In regard to "spheres", the question therefore fails to make any sense.
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Earn +20 ptsQ: Which sphere is not involved in the iron hypothesis?
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Continue Learning about Geometry
What are facts about the sphere?
Some facts about a sphere is, a sphere is round.
What one does not belong circle square triangle rectangle sphere octagon?
The correct answer is Sphere. All of these are geometric shapes, however only the sphere is a 3 dimensional one.
An orange is shaped like which solid?
sphere
Why was the sphere called a sphere?
a sphere is called a sphere because , well , its just a other name for a ball such as the earth.
How many corners on a sphere?
There are no corners to a sphere because a sphere should have no vertices.
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