In active transport, a. no energy input is required from the cell. b. the plasma membrane forms a pocket that pinches inward, forming a vesicle that contains material from outside the cell. c. molecules move across the plasma membrane against their concentration gradient. d. molecules move across the plasma membrane by crossing the lipid bilayer directly, rather than by using a transport protein. e. a vesicle inside the cell fuses with the plasma membrane and releases its contents outside the cell.

Jason is looking for an engagement ring to offer his girlfriend. he has found a similar ring at each of four different jewelry stores. he doesn't have enough money to pay for the ring in cash, so he is planning on opening a line of credit (credit card) at the store he ends up buying the ring from. the chart below outlines the difference in the price of the rings the different stores offer as well as the difference in credit options. jason plans to pay off the ring purchase in 36 months. according to the information in the table, which of the jewelry stores will have the cheapest ring in the end?