[Reviews of Cells]
23. A "wee beastie" measures 2.3 mm in diameter. How wide is this "beastie" in micrometers (um)?

A) 2.3 um

B) 0.0023 um

C) 2300 um (Because there are 1000 micrometers per millimeter, you multiply 2.3 X 1000)

[Answer]
Slichter