Sophie says dolphins and sharks look very similar, so they must be related. Jake disagrees, saying DNA evidence has shown that d
olphins and other aquatic mammals are actually more closely related to the ancestors of modern hippos. Who is correct using the modern system of classification? Sophie is correct because dolphins look more like sharks than like hippos.
Jake is correct because classification is based on evolutionary relationships.
Both are correct because traditional and modern classifications can overlap.
Neither is correct because neither is taking into account both the traditional and modern systems
The modern system classifies organisms into eight levels: domain, kingdom, phylum, class, order, family, genus, and species. The scientific name given to an organism is based on binomial nomenclature.
The "traditional" system relies on Linnean classification (what looks similar between the the two species.
Lichen are usually the first thing to grow on bare rock, making them a pioneer species. Fun fact, you can use lichen to determine if the air quality in an ecosystem is polluted.
