Arthropods have hard paired mouthparts and can be

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Arthropods have hard, paired mouthparts and can be divided into the chelicerates (spiders,scorpions and their relatives) and mandibulates (aquatic crustaceans). Chelicerates are exclusivelycarnivorous and most ingest predigested food from prey that they have injected with digestiveenzymes. The mandibulates are usually filter feeders or scavengers.
ReferencesMultiple ChoiceSection: Evolutionand diversity ofdigestive systemsWhich of the following statements is NOT correct for amphibians such as frogs?
ReferencesMultiple ChoiceSection: Evolutionand diversity ofdigestive systems

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