Arthropods grow by shedding their exoskeleton. Only when they shed can their bodies grow. Arthropods are very vulnerable to predators while molting so they have to have a predetermined place to hide before shedding begins.
i think yes
All arthopods do not have backbones which makes all arthopods invertebrates!
arthopods
Exoskeletons.
the normal ones
Arachnids such as spiders and scorpions have chelicerae.
they are all jointed
Gill
Ecdysis, or molting. Arthopods can only grow by shedding their skin and then stretching the still flexible one underneath before that hardens and they're trapped again.
Arachnids, Crustations, Millipedes, Centipedes, Insects
Yes lobsters are invertebrates, as are all Arthopods.
Sponges, Cnidarians, Mollusks, and Echinoderms are not Arthropods.