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Why can't all multicellular organisms simply divide cell-by-cell like Spirogyra? positions

Question
Why can't all multicellular organisms simply divide cell-by-cell like Spirogyra? positions
Because they lack DNA
Because their specialised cells are organised into tissues and organs placed at definite
Because they cannot form new cells
Because they have no cell membrane
Answer
Because their specialised cells are organised into tissues and organs placed at definite
Detailed Explanation
In more complex multicellular organisms, specialised cells are organised as tissues and tissues into organs at definite positions, making cell-by-cell division impractical.
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