How are highly folded membranes an advantage for the function of cellular parts? Name an organelle that has highly folded membranes

Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?

Jason puts an apple on top of an ice pack in his lunch bag lunch time the temperature of the apple has decreased what happens to the molecules in the apple when the temperature of the apple decreases

Which of these definitions have been paired with the correct type of cell?