Title: Answers About Health - freem

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The last time carbon dioxide (CO2) levels were as high as today was over 3 million years ago during the Pliocene epoch. At that time, global temperatures were 2

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Health

When you look at [objects](https://www.theepochtimes.com/n3/search/?q=objects) under high magnification what happens to the brightness?

Asked by Anonymous

When observing objects under high magnification, [cipetmochau](https://rsud.nunukankab.go.id/?products=m77) the brightness of the image may decrease due to the limited amount of light entering the microscope objective. 

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Health

What species do [modern human](https://www.cbsnews.com/search/?q=modern%20human) beings fall into?

Asked by Anonymous

Modern human beings belong to the species Homo sapiens.