Science: v.1-v.219Moses King, 1970 |
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Стр. 1035
... biological origin undergo degradation with time in a frozen environment have not been delineated in terms of their chemistry . The nonfunctioning enzyme system , the in- fertile sperm cell , the hemolyzed erythro- cyte , and other ...
... biological origin undergo degradation with time in a frozen environment have not been delineated in terms of their chemistry . The nonfunctioning enzyme system , the in- fertile sperm cell , the hemolyzed erythro- cyte , and other ...
Стр. 1104
... biological weapons . Toxins are chemicals that are produced by biological organisms and they thus fall somewhere between chemical and biological weapons . The Administration has estimated that a chemical means for producing toxins could ...
... biological weapons . Toxins are chemicals that are produced by biological organisms and they thus fall somewhere between chemical and biological weapons . The Administration has estimated that a chemical means for producing toxins could ...
Стр. 1313
... biological origin undergo degradation biological necessity ? Some bioscientists find cryogenic preservation an indispensable tool for storing many materials of biological origin in a potentially viable or functional state for prolonged ...
... biological origin undergo degradation biological necessity ? Some bioscientists find cryogenic preservation an indispensable tool for storing many materials of biological origin in a potentially viable or functional state for prolonged ...
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