Which of the following is not a tenet of the cell theory?* All living things are composed of cells
The cell is the smallest unit of life
O All cells come from preexisting cells.
Single celled organisms evolved into multicellular organisms.

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.