Introduction to Biology Vocabulary Flashcard

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What is an experimental group?

Back

A group or subject in an experiment that is tested by measuring responses to variables.

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What is a dependent variable?

Back

A variable in an experiment that the scientist observes for change or reaction (responding).

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What is a hypothesis?

Back

A testable statement that relies on information gathered from observations and inferences.

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What is inference?

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Use prior knowledge to figure something out or to develop from observations and inferences.

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What is a control group?

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A group or subject in an experiment of which all variables are kept the same so others are measured against it.

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What is an independent variable?

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The variable in an experiment that is manipulated or changed to observe its effect on the dependent variable.

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What is homeostasis?

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The process by which living organisms maintain a stable internal environment despite changes in external conditions.

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What is adaptation?

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A trait that helps an organism survive and reproduce in its environment.

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What is observation in scientific research?

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The act of noting and recording an event, characteristic, or behavior in a systematic way.

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What is a scientific theory?

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A well-substantiated explanation of an aspect of the natural world that is based on a body of evidence.