Examlex
In sea urchins, the primary mesenchyme cells eventually become the ____.
Cis/trans Designation
A way to distinguish isomers by the relative positioning of functional groups within a molecule; cis means on the same side and trans means on opposite sides.
Compound
A substance formed by the chemical combination of two or more elements in a fixed ratio.
Major Constituent
The component present in the greatest amount in a mixture or compound.
Natural Gas
A fossil fuel consisting mainly of methane, used as an energy source for heating, cooking, and electricity generation.
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