Phylum of animal kingdom
Name the other phylum of animal kingdom present species with exoskeleton?
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Arthropods present exoskeleton made up of chitin. Echinoderms do not contain exoskeleton but they present a calcareous endoskeleton. Various chordates also contain an external carapace.
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Explain whether all animals have circulatory system?
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Describe the main features of fishes related to the habitat where they live?
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Describe osseous cavity and also state where the pituitary gland is positioned? Answer: The pituitary gland, or hypophysis, is positioned in the sella turcica of the
Project Management Methodology: These methodologies are the various manners in which projects are planned, initiated, and performed unto completion. For various industries and different kinds of projects, there are particular methodologies which can b
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