Polio was the disease that left FDR's legs paralyzed.
The correct answers to this question would be alternatives:
A) "using stem cells to treat diseases."
C) "diagnosing genetic diseases."
Biotechnology is deeply related to genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
With that in mind, we can conclude that the two alternatives that most relate to the activities mentioned above, are the ones described on alternatives A and C.
Deep knowledge in genetics is necessary to identify genetic diseases as well as using stem cells to cure diseases.
