Above 100 specie family found. . for example dolphins
<span>The more similar the embryonic development of two species, the more closely they are related.</span>
Speciation, the evolutionary process by which new species are formed, is clearly responsible for the ultimate generation of species diversity over geologic time.
Mitochondria is the powerhouse of the cell. It converts food into energy the cell can use to help keep all the cells in the body functioning.