The third bullet is the answer
Hey there!
"Something that has air molecules" is NOT required for current flow through a conductor.
Your answer is option "D."
Hope this helps you.
Have a great day!
Answer:
here is answer
Explanation:
Thus, gases (such as O2 and CO2), hydrophobic molecules (such as benzene), and small polar but uncharged molecules (such as H2O and ethanol) are able to diffuse across the plasma membrane. Other biological molecules, however, are unable to dissolve in the hydrophobic interior of the phospholipid bilayer.
2. improves the health of your muscles and I would think 1. considered exercise but the part with some of the time throws me off