They're invertebrates. They have no skeletal structure at all
The opposite of exo- is endo-.
exo
if u mean skeleton then exo
Freezing is exothermic.
No! It has an exo skeleton
The opposite of "endo" is "ecto," which means outside or external.
Endoskeleton
Exo means outward or outer or towards out. While endo means inside or to inside
Humans and fish have endo skeletons and grasshoppers have exoskeletons (thats why you hear a crack if they are stepped on).
skeletal endo vs exo skeleton
By endo-osmosis and exo-osmosis.
substances move. endo folds in , and exo exits