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Questions and Answers
What is one of the unifying themes in biology?
What is one of the unifying themes in biology?
- Creationism
- Random mutation
- Evolution (correct)
- Intelligent design
What is a common feature of all organisms according to the text?
What is a common feature of all organisms according to the text?
- They are made up of cells (correct)
- They are controlled by external factors
- They have identical genetic makeup
- They are all multicellular
Why is energy processing important to life?
Why is energy processing important to life?
- It is the only source of heat for organisms
- It is not important to life processes
- It prevents organisms from aging
- It allows organisms to move, grow, and reproduce (correct)
What do biologists use to make observations and pose questions?
What do biologists use to make observations and pose questions?
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At what levels of organization can biologists study life?
At what levels of organization can biologists study life?
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Study Notes
Unifying Themes in Biology
- Unity and diversity of life is a central theme in biology
- Life is characterized by common features and processes shared by all organisms
Common Features of Organisms
- All organisms are composed of cells, which are the basic structural and functional units of life
- Organisms maintain homeostasis, regulating their internal environment to maintain stability
Importance of Energy Processing
- Energy processing is essential for life, as it allows organisms to maintain their organization and function
- Energy is required for growth, development, and response to stimuli
Scientific Inquiry in Biology
- Biologists use observations and questions to formulate hypotheses and theories
- Biologists use a variety of tools and techniques to observe and study life
Levels of Organization in Biology
- Biologists can study life at multiple levels of organization, including:
- Molecules (e.g. proteins, genes)
- Cells
- Organisms
- Populations
- Communities
- Ecosystems
- Biosphere
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