Question

Why permanent tissue haven't the ability to grow?

Answer 1

Permanent tissue haven't the ability to grow because Because they lose the ability to divide during the differentiation process and are modified to do some specific function.
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Answer 2

Why permanent tissue haven't the ability to grow?

Due to following reasons:

[1] Composed of single type of cell.

[2] Do not have ability to divide further.

[3] They produce permanent tissues.