Balloon- Frame Wood Construction Preceded the Contemporary Platform- Frame Wood

question 37

Essay

Balloon- frame wood construction preceded the contemporary platform- frame wood construction. What was the primary limitation of balloon frame that led to its evolution into platform frame?

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Definitions:

Tetrapod Limbs

The limbs of vertebrates that evolved from the fins of early fish and are characterized by having four limbs or leg-like appendages.

Bmp2 Expression

The process of gene expression where BMP2 (Bone Morphogenetic Protein 2) is involved in the formation of bone and cartilage.

Phylogeny

The evolutionary history and lineages of species or groups of species, typically represented as a tree diagram.

Eumetazoans

A major group within the animal kingdom that includes all multicellular animals except sponges, characterized by true tissues and organs.