Homework Help: bio

Posted by Anonymous on Friday, September 25, 2009 at 8:46pm.

An organism is composed of two layers of cells. A student is observing one of the layers with a compound microscope under high power. To observe the second layer of cells, the student should

1 rotate the nosepiece
2 adjust the mirror
3 turn the fine adjustment
4 clean the ocular

is it 3?

bio - Marrion, Saturday, September 26, 2009 at 3:39am
yes, 3

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