What is the difference between direct and indirect development?
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Direct development |
Indirect development |
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In this the embryo develops into a mature individual without involving a larval stage. |
Indirect development encompasses a larval stage that undergoes a metamorphic transition into a juvenile. |
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Metamorphosis is absent. |
Metamorphosis is present. |
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It occurs in fishes, reptiles, birds, and mammals |
It occurs in most of the invertebrates and amphibians. |
If you are given a specimen, what are the steps that you would follow to classify it?
What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
How useful is the study of the nature of body cavity and coelom in the classification of animals?
Distinguish between intracellular and extracellular digestion?
