Are an arthropods muscles inside or outside its skeleton?
or:Are an arthropods muscles inside or outside its skeleton?or:The skeletal system in the phylum, arthropoda, is made up of invertebrate and insects
or:Are an arthropods muscles inside or outside its skeleton?
or:The skeletal system in the phylum, arthropoda, is made up of invertebrate and insects with exoskeletons. An exoskeleton means that the skeleton is outside of the insect. So the muscles are inside of the skelaton
