Answer:
Cyanobacteria from Archaean rocks of western Australia, dated 3.5 billion years old. Cyanobacteria are among the easiest microfossils to recognize
Explanation:
Psychology emerges as a separate discipline. During the mid-1800s, a German physiologist named Wilhelm Wundt was using scientific research methods to investigate reaction times. He later opened the worlds first psychology lab in 1879 at University of Leipzig.
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