Tissue engineering and stem cells:
1. are only useful for immune deficits
2. are experimental therapies not yet in use
3. are widely used for a variety of conditions
4. have not been proven to work
5. are only useful for certain anemias

DONE

Respuesta :

Answer:

I believe that answer is 3

Answer:

The correct option is c, "are widely used for a variety of conditions".

Explanation:

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