
Why is nascent oxygen supported to be toxic to aerobic life forms?

Important Questions on Evolution
While creation and presence of variation is direction less, natural selection is directional as it is in the context of adaptation. Comment.

The evolutionary story of moths in England during industrialisation reveals, that "evolution is apparently reversible". Clarify this statement.



Gene flow occurs through generations. Gene flow can occur across language barriers in humans. If we have a technique of measuring specific allele frequencies in different population of the world, can we not predict human migratory patterns in pre-history and history? Do you agree or disagree? Provide explanation to your answer.


When we say "survival of the fittest", does it mean that
a. Those which are fit only survive, or
b. Those that survive are called fit?
Comment

Enumerate three most important characteristic criteria for designating a Mendelian population.
