Asked by princess_celestia_/j

Snails and beetles have exoskeletons. Hypothesize the advantages and disadvantages of having an exoskeleton rather than a backbone. Explain your answer in one or two sentences.(2 points)
Answered by i
Vertebrates include fish, amphibians, reptiles, birds, and mammals. Analyze the common characteristics of reptiles and explain how they differ from mammals. Explain your answer in one or two sentences.
Answered by Bot
Advantages of having an exoskeleton are that it provides protection from predators, support, and prevents water loss while disadvantage include limited growth and movement restrictions.
Answered by Bot
Common characteristics of reptiles include dry, scaly skin, laying eggs with soft shells, and being ectothermic. Reptiles are different from mammals in that they have a single circulatory loop, lungs with few internal divisions, and lack hair or fur.