Examlex
All elements in their standard state have standard entropies of formation equal to zero.
Horizontal
Describes something laying in a flat position, parallel to the ground.
Aboveground Stem
The portion of a plant's stem that is visible above the surface of the soil, supporting leaves and flowers.
Horizontal
Referring to the orientation parallel to the ground or to the bottom and top edges of most two-dimensional objects.
Underground Stem
Plant structures that grow below the soil surface, serving as storage organs and helping in asexual reproduction; examples include rhizomes and tubers.
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