The ozone layer is part of the a. stratosphere b. thermosphere c. mesosphere d. troposphere

Witch type of microscope is used to view very small cell components like proteins and dna?

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.

Aresident is five feet tall.what is the measurements in iches