Good Afternoon Guys, can a limitation for diffusion be that the (iodine was expired ) , do you think it's a suitable answer??​

Patricia is told by her physician that her body and brain chemistry have physically adapted to the drug and that she has become dependent on the tranquilizers prescribed for her by another doctor.

Which greenhouse gas is emitted when burn fossil fuels for energy? a. nitrogen b. oxygen c. carbon dioxide d. helium

Which prefix mean under less or below