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प्रश्न
New cells originate ______.
पर्याय
By fragmentation of a pre-existing cell
By regeneration of old cells
By cell division of a pre-existing cell
From inorganic and organic materials of the body
MCQ
रिकाम्या जागा भरा
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उत्तर
New cells originate by cell division of pre-existing cell.
Explanation:
According to cell theory, new cells arise only from pre-existing cells through cell division. They do not form spontaneously from non-living materials.
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