When adding the measurements 4.56 g and 0.01860 g, what is the reported value (to the correct number of significant figures)? O 4.57860 g
0 4.58 g
O 4.579 8
O 4.578

In the analysis of hair and fiber samples, which does a compound comparison microscope allow for that a conventional compound microscope does not? a. simultaneous observation b. polarization c. fluorescence d. higher magnification

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

Which of the following units is not an official si unit