Respuesta :
A hard exoskeleton provides protection against predators; however, it also restricts an animal's mobility.
Exoskeletons include hard and resistant constituents, that are essential for maintenance of important functions in various animals.
These functions include protection, excretion, perception, support, nourishment. Hard exoskeletons also serve as a barrier, which oppose desiccation in terrestrial animals.
Hard exoskeleton, as seen in the case of certain arthropods, provides protection against predators as well as desiccation and numerous spots of muscle connection for pliability.
However, the exoskeleton also restricts the size that can be achieved by the arthropods. The mass of exoskeleton needed to hold up a greater body size also restricts its mobility.
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