CELL STRUCTURES AND FUNCTION
CELL ORGANELLE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Cells are the basic unit of life
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Only plant cells have a Chloroplast
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All cells have a nucleus
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Animal cells are round and blob like
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Detailed explanation-1: -The classical cell theory was proposed by Theodor Schwann in 1839. There are three parts to this theory. The first part states that all organisms are made of cells. The second part states that cells are the basic units of life.
Detailed explanation-2: -The three tenets of the cell theory are: All living organisms are composed of one or more cells. The cell is the basic unit of structure and organization in organisms. Cells arise from pre-existing cells.
Detailed explanation-3: -Cells are made of molecules, which are much smaller than cells, and molecules are made of atoms, which are even smaller! At the same time, many cells put together make much larger structures.
Detailed explanation-4: -The unified cell theory states that all organisms are composed of one or more cells, the cell is the basic unit of life, and new cells arise from existing cells.