Biology Chapter 1

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What is a hypothesis?

Back

A hypothesis is a testable statement or prediction about the relationship between two or more variables.

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What are dependent variables?

Back

Dependent variables are the factors in an experiment that are observed and measured to assess the effect of the independent variable.

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What is the process of forming hypotheses?

Back

Forming hypotheses involves considering existing data and conclusions to propose new experiments or predictions.

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What is evolution?

Back

Evolution is the process of genetic changes in living organisms over time, leading to adaptations and diversity.

Front

What is homeostasis?

Back

Homeostasis is the ability of an organism to maintain stable internal conditions despite changes in the external environment.

Front

What are independent variables?

Back

Independent variables are the factors that are manipulated or changed in an experiment to observe their effect on dependent variables.

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What is the scientific method?

Back

The scientific method is a systematic approach to inquiry that involves making observations, forming hypotheses, conducting experiments, and analyzing data.

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What is negative feedback?

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Negative feedback is a process that counteracts changes in a system, helping to maintain homeostasis.

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What is adaptation?

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Adaptation is a characteristic or trait that enhances an organism's ability to survive and reproduce in its environment.

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What is a theory in science?

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