Which of the following neuronal pools leads to a long lasting output from a single input and so may be involved in higher order thinking? 1) parallel-after-discharge 2) converging 3) reverberating 4) diverging

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer