5 Questions
What is the scientific method used for by biologists?
Forming conclusions
What is a unifying theme in the field of biology?
Cellular organization
Which organisms emerged more than 3.7 billion years ago on Earth?
Prokaryotic organisms
What allows organisms to move, grow, and reproduce?
Energy processing
What is a key focus of biologists' study at multiple levels of organization?
Evolution of populations
Test your knowledge of the major themes and concepts in the field of biology, including cells, hereditary information, evolution, and energy processing.
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