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Questions and Answers
Which of the following best describes the concept of homeostasis?
Which of the following best describes the concept of homeostasis?
- The ability of an organism to reproduce in varying environments.
- The process by which new life forms emerge from existing ones.
- The maintenance of stable internal conditions despite external changes. (correct)
- The breakdown of organic materials into simpler substances.
What is a hypothesis in the context of scientific research?
What is a hypothesis in the context of scientific research?
- A proposed explanation that is testable and falsifiable. (correct)
- A broad statement about relationships in nature requiring no evidence.
- The data collected from an experiment before analysis.
- A confirmed conclusion drawn from extensive experimentation.
Which term refers to the different factors that can be changed in an experiment?
Which term refers to the different factors that can be changed in an experiment?
- Controls
- Variables (correct)
- Theories
- Constants
Why is the metric system important in biological research?
Why is the metric system important in biological research?
Which characteristic of living things is associated with an organism's ability to respond to environmental changes?
Which characteristic of living things is associated with an organism's ability to respond to environmental changes?
Flashcards
Hypothesis
Hypothesis
A testable prediction that describes the relationship between variables.
Variable
Variable
A factor that can be changed or measured in an experiment.
Theory
Theory
A well-substantiated explanation of some aspect of the natural world that can incorporate facts, laws, inferences, and tested hypotheses.
Homeostasis
Homeostasis
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Molecules
Molecules
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Study Notes
Biology Midterm Exam Study Guide
- Review vocabulary for the midterm exam, including definitions and related concepts. Expect terms from the first quarter of the course, and from biology labs.
- Review the lab report format.
- Understand raw data.
- Understand hypotheses.
- Understand variables.
- Understand theories.
- Review characteristics of living things.
- Define homeostasis.
- Define molecules.
- Explain the importance of the metric system in research and experimentation.
Chemistry of Life
- Study the chemistry of life concepts.
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