5 Questions
What is biology?
Biology is the scientific study of life.
What are some unifying themes in biology?
Unifying themes in biology include the cellular basis of life, heredity, evolution, energy processing, and regulation of internal environments.
What levels of organization can biologists study life at?
Biologists can study life at multiple levels of organization, from molecular biology of cells to the anatomy and physiology of plants and animals, and evolution of populations.
What method do biologists use to study life?
Biologists use the scientific method to make observations, pose questions, generate hypotheses, perform experiments, and form conclusions about the world around them.
How long ago did life on Earth emerge?
Life on Earth emerged more than 3.7 billion years ago.
Test your knowledge of the fundamental concepts and unifying themes in biology with this quiz. Explore themes such as cells, genes, evolution, and energy processing.
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