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SBI 3U. Arthropods – Joint legged animals. Diverse Largest phylum in the Animal Kingdom Diverse habitats. arthropods. Segmented ancestor Most have lost their segments or. Evolution of arthropods. Strong external skeleton Exoskeleton made of chitin Function of exoskeleton.
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SBI 3U Arthropods – Joint legged animals
Diverse Largest phylum in the Animal Kingdom Diverse habitats arthropods
Segmented ancestor Most have lost their segments or Evolution of arthropods
Strong external skeleton Exoskeleton made of chitin Function of exoskeleton Distinguishing characteristic of arthropods
Exoskeleton does not Arthropod grows new exoskeleton by Exoskeleton, continued …
Nervous system A more advanced nervous system allows for an increased ability to sense and respond to changes in their environment Nervous system
“Open” circulatory system Hemocoel Circulatory system
All arthropods have a digestive system 3 basic parts: foregut: Midgut: Hindgut: Digestive system