What kind of atom tends to lose one electron?
a. an atom with a single electron in its outermost shell
b. an atom with a full outermost shell
c. an atom with seven electrons in its outermost shell
d. an atom with a single electron in its innermost shell

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple