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Q. How are the major classes of arthropods classified according to the presence of larval stage in their embryonic development?
In crustaceans there are others with indirect and species with direct development. In insects there are species without larval stage ametabolic insects, others undergoing indirect development beginning with an egg stage followed by a nymph stage hemimetabolic insects and others with the larval stage holometabolic insects with indirect development begin.
The transformation of a larva into an adult individual is called as metamorphosis. holometabolic insects undergo complete metamorphosis at the same time as Hemimetabolic insects undergo incomplete metamorphosis.
why should shivering contribute to heat gain in the body?
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