Examlex
What is the significance of paedomorphosis in the evolution of tetrapods?
Signals
In communication, signals are transmitted information or stimuli that convey messages between individuals or systems.
Myelin Sheath
A fatty layer that surrounds the axons of some neurons, providing insulation and improving the speed of electrical impulses.
Axons
Long, threadlike parts of nerve cells along which impulses are conducted from the cell body to other cells.
Fatty Material
Substances composed of lipids, such as fats and oils, that are important for energy storage and cell structure in living organisms.
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