It might be 9 but I'm not sure
It would be 2) two atoms exchange electrons and become ions
Answer:
A. Outer Membrane B. Peptidoglycan C. Cytoplasmic Membrane
Explanation:
I can't really give an explanation for this one but if you look up gram negative bacteria and go to images you can find a photo that is very similar to the one you show that has labels.
Answer:
d num have broad and flat bodies