Pls hurry i need an answer fast pls and don't just guess i don't want to get this : ) which histone is not a part of the histone core? h1 h2a h2b h3

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