Define the term direct development
Define the term direct development? Is there a larval phase in the planarias?
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Sexual reproduction with the direct development is that in which there is not a larval phase in the embryonic development. Whenever a larval phase exists it is stated to be indirect development. In sexual reproduction of planarias there is no larval phase.
State some of the diseases which is caused by the secretion of abnormal GH by hypophysis?
Explain about the respiratory muscles within the mammals?
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How nervous tissue distributed in cnidarians?
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State the traits from which do condrichthyes and osteichthyes get these names?
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