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True.
False.
False.
There is a dual for every Boolean operation. For example the dual of (a AND b) is not(not A or not B). The first says TRUE if a and b are both TRUE. The second says that FALSE if a is FALSE or b is FALSE. Both statements are equivalent. This equivalency is also referred to by DeMorgan's Theorem.
it is fals geogrophers look at many reagons and study much more than individual cities and landforms
That is false.
False
True. That is the definition of evolution.
false
54
False
False, was.
Examples of false causality are the claims that chance, mutations or survival can drive upward evolution.
False
True.
False. In theory there were many fronts.
False. Isolation promotes natural selection of the unique mutations and recombinations in an isolated population, thus leading to evolution.