One very specific way that humans caused changes in the atmospheric CO2 levels is the fossil fuels that the humans are burning is causing an increase in the CO2 levels. Other ways humans are doing this is by driving cars, deforestation, and an increased industrialization that releases CO2 into the atmosphere.
<span>Pinworms spread easily and often come back. Wash your hands carefully and often, especially after diaper changes. Bathe or shower every day. Change clothes and bedding each morning. Wash clothes, bedding, and towels regularly. Dry them in a hot dryer.</span>
The common denominator is 8, hope this helps.
B) vacuole
the purpose of the vacuole is to store water and other substances for the cell