Sophie says dolphins and sharks look very similar, so they must be related. Jake disagrees, saying DNA evidence has shown that dolphins and other aquatic mammals are actually more closely related to the ancestors of modern hippos. Who is correct using the modern system of classification?

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Macho

Biology

8 January, 12:48

Sophie says dolphins and sharks look very similar, so they must be related. Jake disagrees, saying DNA evidence has shown that dolphins and other aquatic mammals are actually more closely related to the ancestors of modern hippos. Who is correct using the modern system of classification?

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Sylvia Francis · Answer 1

Sophie uses her observation and judgement in terms of characteristics in terms of classifying animals. She uses the old system of classification. Now with the presence of DNA technology and tracing back the origins of the genes of animals, we can say that Jake is correct.