Questions and Answers
What unifies biology as a single, coherent field?
The presence of cells and hereditary information encoded in genes
Which theme explains the unity and diversity of life?
Evolution
What allows organisms to move, grow, and reproduce?
Energy processing
At what levels of organization do biologists study life?
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How do biologists define subdisciplines within biology?
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Study Notes
Unity of Biology
- The unifying theme of biology is the concept of evolution, which explains the unity and diversity of life.
Organization of Life
- Biologists study life at multiple levels of organization, including:
- Organismal level
- Cellular level
- Molecular level
- Ecosystem level
- Biosphere level
Biological Processes
- Organisms are capable of moving, growing, and reproducing due to the coordinated activities of their cells, tissues, and organs.
Subdisciplines of Biology
- Biologists define subdisciplines within biology based on the level of organization, the type of organism, or the specific biological process being studied.
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