What is the problem with bone marrow transplantation and enzyme replacement therapy?

What is the problem with bone marrow transplantation and enzyme replacement therapy?
  1. They are not completely curative
  2. They are not affordable
  3. They do not have any side effects
  4. They are not approved by FDA

Solution

Both bone marrow transplantation and enzyme replacement therapy are not completely curative.

Asked in: NCERT

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