Diffusion is a passive process. Passive transport
A nonrenewable resource is a resource of economic value that cannot be readily replaced by natural means on a level equal to its consumption. Most fossil fuels, such as oil, natural gas and coal are considered nonrenewable resources in that their use is not sustainable because their formation takes billions of years.
Answer:
There are a variety of ways in which bacteria can be harmful, the primary one being direct pathogenesis of humans. Bacteria can infect and damage human tissues through several different mechanisms. Many bacteria secrete toxins, which allow them to kill competitor bacteria and/or damage eukaryotic cells, thus gaining a competitive advantage.
Explanation:
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The purpose of this is to indicate the changes or effects in pulse rate bought by exercise.
We can also call this the control set up, it is where all the setting is same except without the variable that is going to be tested. So in this case, that variable is exercise.
So it is supposed that both set up has same settings such as the amount of time measuring the pulse, or the position of arm or neck etc.
