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Exaptation or co-option is a
shift in the
function of a
trait during evolution. For example, a
trait can
evolve because it
served one
particular function...
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Architectural exaptation is a
concept in
architecture and
urban design that
involves repurposing buildings, structures, or
architectural elements for new...
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developing the turnover-pulse hypothesis, as well as
coining the word
exaptation with
colleague Stephen Jay Gould. Her
specific interest was in the Family...
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further back
still were part of the gill
arches of
early fish. The word
exaptation was
coined to
cover these common evolutionary shifts in function. The...
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which has
occurred as an
exaptation of the
epithelial folding that is
undergone during ontogeny. This
scalloped exaptation has then
provided stress relief...
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vestigiality with that of
exaptation. Both may
occur together in the same example,
depending on the
relevant point of view. In
exaptation, a
structure originally...
- term "
exaptation" for
characteristics that
enhance fitness in
their present role but were not
built for that role by
natural selection.
Exaptations may...
- However, many
traits that
appear to be
simple adaptations are in fact
exaptations:
structures originally adapted for one function, but
which coincidentally...
- Specifically, calcium-based
minerals were
stored in
cartilage and bone was an
exaptation development from this
calcified cartilage. However,
other possibilities...
- by
repurposing the
systems for mother-infant
bonding (a
process called exaptation).
According to this theory, it
would not have been
adaptive for a parent...
