10 Questions
Which scientist dramatically improved the microscope and discovered spermatozoa, bacteria, and infusoria?
Anton van Leeuwenhoek
Who is credited with beginning the scientific study of plants?
Theophrastus
Who proposed the now universal ideas that the basic unit of organisms is the cell and that individual cells have all the characteristics of life?
Schleiden and Schwann
Which naturalist presented a coherent theory of evolution prior to Charles Darwin?
Jean-Baptiste Lamarck
Who published a basic taxonomy for the natural world in 1735 and introduced scientific names for all his species?
Carl Linnaeus
What is the main theme that explains the unity and diversity of life?
Evolution
What is the fundamental unit that all organisms are made up of?
Cells
Which process allows organisms to move, grow, and reproduce?
Energy processing
What is the main focus of biologists when studying life?
All of the above
What is the approximate age of life on Earth?
3.7 billion years ago
Test your knowledge of the unifying themes and concepts in biology, including cells, genes, evolution, and energy processing. Explore the fundamental principles that tie together the diverse field of biology.
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