THE CELL
CELL THEORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The first part of the cell theory states that all organisms are composed (made of) ____
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one or more cells
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millions of cells
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one cell
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atoms
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Explanation:
Detailed explanation-1: -The first part states that all organisms are made of cells. The second part states that cells are the basic units of life. These parts were based on a conclusion made by Schwann and Matthias Schleiden in 1838, after comparing their observations of plant and animal cells.
Detailed explanation-2: -The CELL THEORY, or cell doctrine, states that all organisms are composed of similar units of organization, called cells. The concept was formally articulated in 1839 by Schleiden & Schwann and has remained as the foundation of modern biology.
There is 1 question to complete.