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Periodic changes are the changes occured due to temperature,wind speed,lightening,etc...
chemical change
physical and biological changes that have occured in the past.
Organisms sensitive to changes in temperature and pH levels, such as coral reefs or certain fish species, would likely be harmed by the changes that occurred between those stages. These changes can disrupt their ecosystems and affect their ability to thrive and survive.
Cell phones Cars blow dryer
Insertion?
Darwin considered evolution to be caused due to : 1)small changes/variations that occured 2)these variations were directed specifically towards adapting to the environment(directional) 3)evolution was a slow process De Vries believed that evolution occured by: 1)large changes that occured 2)these changes were mutations and were stochastic or random, not directional 3)evolution occured in fits and starts and was not a slow ongoing process
more slave trade with africa. (:
Little change, cold war continued.
Partake in intercourse with yourself.
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yes