Answer:
Weight training is a type of strength training that uses weights for resistance. By creating a stress to the muscles performed with free weights (e.g. barbells) or by using weight machines, these exercises will enable muscles to be activated and get stronger
Explanation:
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CO2 levels of the blood are elevated. CO2 is a acid
It will screw the food web up because invasive species can take over and kill other species therefore eliminating one or more food sources that that environment had.
