The circulation of ocean currents in the southern hemisphere is generally:

counter clockwise
clockwise
counter clockwise in the atlantic and clockwise in the pacific
southward

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explanation:

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands