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.
How can the knowledge regarding fermentation describe the origin of muscle cramps and pains after the intense physical exertion?
Specify the three types of germ layers which form the tissues and organs within the animals?
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Do octopus and squids have exoskeleton? Answer: Octopus and squids generally do not produce external shell (some squid species can have an internal shell). One cepha
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Illustrate the term hormones?
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Relating the chemical equation of aerobic cellular respiration which of the molecules does cell need and which molecules it will liberate during the process?
Define the term allergens?
Explain the term Sperm. Also describes its structures with the help of diagram.
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