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Apical meristem is typically a small
single point like area at the tip of a
shoot that supply
cells for the
plant to increase in length (grow up for shoots and down
for roots).
Growth in this direction is known as
primary growth and is found
in herbaceous and
woody plants and in
monocots and
dicots.
A particular
growth abnormality in
which a single
apical meristem has
become unusually broadened and flattened , suggesting many
stems have fused together
is called fasciation ,
this establish the following
unlimited growth,
As a result the shoots have
axial symmetry
instead of central
symmetry. |