Which of the following does a bacteria cell NOT have in common with a plant cell? O cytoplasm
O cell membrane
O genetic material (DNA)
O nucleus

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

If 2 molecules of one reactant combine with 3 molecules of another to produce 5 molecules of a product, then what is the representation of the reaction?