12. What is the definition of Tm (melting temperature) of DNA?
(A) The temperature at which DNA molecules start to denature
(B) The temperature at which all DNA molecules are denatured
(C) The temperature at which half of DNA molecules are denatured
(D) The temperature at which all GC bases are denatured
(E) The temperature at which half of GC bases are denatured
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統計: A(0), B(0), C(1), D(0), E(1) #2843928
統計: A(0), B(0), C(1), D(0), E(1) #2843928