20 Questions
Who is credited with the dramatic improvement of the microscope?
Anton van Leeuwenhoek
Which ancient Greek philosopher contributed extensively to the development of biological knowledge?
Aristotle
Who began the scientific study of plants in ancient Greece?
Theophrastus
Which biologist promoted the now universal idea that the basic unit of organisms is the cell?
Schleiden and Schwann
Who presented a coherent theory of evolution before Charles Darwin?
Jean-Baptiste Lamarck
What is a unifying theme in the field of biology?
Evolution
Which organisms process hereditary information encoded in genes?
All organisms
What allows organisms to move, grow, and reproduce?
Energy processing
What do biologists use to make observations, pose questions, and generate hypotheses?
Scientific method
Which type of organisms emerged more than 3.7 billion years ago?
Prokaryotic organisms
During which stage of the cell cycle does DNA replication occur?
Interphase
What are the control mechanisms known as that determine if the cell can progress to the next phase of the cell cycle?
Cell cycle checkpoints
In which type of cells does the cell cycle consist of interphase and mitosis?
Eukaryotic cells
Which period in prokaryotic cells extends from the end of cell division to the beginning of DNA replication?
B period
What process leads to the partitioning of cytoplasm, chromosomes, and other components into two daughter cells?
Mitosis
During which phase of the eukaryotic cell cycle does the cell's nucleus divide?
M phase
In which phase does a cell temporarily stop dividing and enter a state of quiescence?
G0 phase
Which phase is dependent on the proper progression and completion of the previous one in the eukaryotic cell cycle?
M phase
In which phase do non-proliferative (non-dividing) cells generally enter a quiescent state?
G0 phase
Which phase is known as a resting phase where the cell has left the cycle and has stopped dividing?
G0 phase
Explore the scientific study of life with this quiz, covering the broad scope and unifying themes of biology. From cells and hereditary information to evolution and energy processing, this quiz delves into the fundamental concepts of the field.
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