Answer:
According to the “hygiene hypothesis,” the problem with extremely clean environments is that they fail to provide the necessary exposure to germs required to “educate” the immune system so it can learn to launch its defense responses to infectious organisms. Instead, its defense responses end up being so inadequate that they actually contribute to the development of asthma.
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Answer:
your answer is positive b
A single test won't put the definitive diagnosis of diabetes. This diagnosis is put on 3 conseccutive measurements and they all have to be more that 125.
You spelled Pangaea wrong and it is the <span>Glossopteris</span> fossils that occur
Answer:
Water, wind, and ice can also move pieces of rock or land to new places. The wearing away of a surface of rock or soil is called weathering.
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