Fishes and dolphins-same organs and similar general shape
How can fact which fishes and dolphins have same organs and similar general shape be explained?
Expert
Fishes and dolphins have same organs and shape since though they have phylogenetically distant ancestors they face same environmental pressures because they share the similar habitat (water). So by undergoing genetic variability and natural selection a number of similar features, for illustration, the hydrodynamic body and the presence of fins, were in-corporate in these animals.
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At sequence alignment we do not get complete similarity for all the sequences. There will be similar regions as well as variable regions. The similar regions are structurally conserved regions (SCRs) where as the variable regions are variable regions (VRs).When we ali
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