chapter 10 
Page 
Introduction 197 
The Initial Fear of Harm 197 
Classification of Potential Harm . 198 
Identification of Possible Harm 200 
Estimates of Harm: Risk 200 
The Status of the Current Assessment of 
Physical Risk 201 
Perception of Risk 203 
Burden of Proof 203 
Other Concerns 204 
Concerns Raised by Industrial Applications . . . 204 
Concerns Raised by the Implications of the 
Recombinant DNA Controversy for General 
Microbiology 204 
Concerns Raised by the Implications of the 
Recombinant DNA for Other Genetic 
Manipulation 206 
Page 
Ethical and Moral Concerns 207 
Conclusion 207 
Figures 
Figure No. Page 
35. Flow Chart of Possible Consequences of Using 
Genetically Engineered Micro-Organisms ... 199 
36. Flow Chart to Establish Probability of Harm 
Caused by the Escape of a Micro-Oi'ganism 
Carrying Recombinant DNA 201 
37. Alternative Methods for Transferring DN.A From 
One Cell to Another 206 
