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TLS Online TPP Program

#Id: 3257

Intercalating agents, such as proflavin, acridine, and ethidium, cause the deletion or addition of a base pair or even a few base pairs.

#Unit 3. Fundamental Processes #DNA damage and repair mechanisms #Part B Pointers
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TLS Online TPP Program

#Id: 7046

#Unit 11. Evolution and Behavior

Ronald A. Fisher, John B. S. Haldane and Sewall Wright- which showed that mutation and natural selection together cause adaptive evolution.
TLS Online TPP Program

#Id: 7047

#Unit 11. Evolution and Behavior

Neutral theory of molecular evolution- Developed by Motoo Kimura, who argued that most of the evolution of DNA sequences occurs by chance (genetic drift) rather than by natural selection. 
TLS Online TPP Program

#Id: 7048

#Unit 11. Evolution and Behavior

Theory of recapitulation - Ernst Haeckel
TLS Online TPP Program

#Id: 7049

#Unit 11. Evolution and Behavior

He proposed that the embryonic development of an individual organism (its ontogeny) followed the same path as the evolutionary history of its species (its phylogeny).
TLS Online TPP Program

#Id: 7050

#Unit 11. Evolution and Behavior

Bergmann’s rule: populations in colder climates tend to have greater body mass than those in warmer climates. This pattern is so common that it has a name 
TLS Online TPP Program

#Id: 7051

#Unit 11. Evolution and Behavior

Haldane’s rule: hybrid sterility or hybrid inviability is often limited to the heterogametic sex.