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Biology Basics Quiz

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Questions and Answers

What is the unifying theme that explains the unity and diversity of life?

Evolution (correct)

Regulation of internal environments

Cellular composition

Energy processing

What is the fundamental unit that all organisms are made up of?

Tissues

Cells (correct)

Genes

Proteins

Which scientific method step involves generating educated guesses to answer scientific questions?

Pose questions

Make observations

Form conclusions

Generate hypotheses (correct)

What is the approximate age of life on Earth as mentioned in the text?

<p>3.7 billion years</p> Signup and view all the answers

What is the study of life at multiple levels of organization called?

<p>Multidisciplinary biology</p> Signup and view all the answers

Study Notes

Unifying Theme of Life

The unity and diversity of life are explained by evolution, which encompasses the changes in organisms over time through processes such as natural selection and genetic drift.

Fundamental Unit of Life

All organisms are made up of cells, which serve as the basic structural and functional units of life.

Scientific Method Step

The step in the scientific method that involves generating educated guesses is called forming hypotheses, which provide testable predictions related to scientific questions.

Age of Life on Earth

Life on Earth is approximately 3.5 billion years old, indicating a long history of biological development and evolution.

Study of Life

The study of life at multiple levels of organization is known as biology, which spans from molecular to ecological levels, encompassing diverse fields of study within life sciences.

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Description

Test your knowledge of fundamental concepts in biology, including cell structure, heredity, evolution, and energy processing. Explore the unifying themes that tie together the scientific study of life.