i think it is called the nuclear envelope, but I am not sure...
Hope this helped :)
Answer:
an undifferentiated cell of a multi cellular organism which is capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.
the answer is
this landform has a high <u>elevation</u>
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and a high <u>relief</u>
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this landform is a <u>mountain</u>
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hope this helps have an amazing day and be safe :)
The process is call Mitosis