3. Choose the best answer.

, an evolution mechanism, works better in populations not divided by physical barriers.
Speciation
Gene pool
Genetic drift
Gene flow

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.

answerwestern plateau,     central lowlands,     great dividing range;