Multiple Choice
Which contribution by Antonie van Leeuwenhoek most directly advanced the development of cell theory?
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1. Overview of Cell Biology
History of Cell Biology
Multiple Choice
Which option correctly lists the three main tenets of classic cell theory?
A
All cells are eukaryotic; the nucleus is the basic unit of heredity; all organisms arise from pre-existing organisms.
B
All cells contain a nucleus; all cells perform photosynthesis; all cells arise spontaneously from nonliving matter.
C
All living organisms are composed of one or more cells; the cell is the basic unit of structure and function in organisms; all cells arise from pre-existing cells.
D
All organisms are composed of tissues; tissues are the basic unit of life; all tissues arise from pre-existing tissues.
Verified step by step guidance1
Recall that the classic cell theory is a fundamental principle in biology that describes the properties and origins of cells.
Identify the three main tenets of classic cell theory, which are widely accepted and foundational to understanding cell biology.
The first tenet states that all living organisms are composed of one or more cells, emphasizing that cells are the building blocks of life.
The second tenet states that the cell is the basic unit of structure and function in organisms, meaning that all physiological functions occur within cells.
The third tenet states that all cells arise from pre-existing cells, highlighting that cells do not spontaneously generate but come from division of existing cells.
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