The ratio of packing density in fcc, bcc and cubic structure is respectively_________.
A cell membrane contains 60% proteins (density 1.33) and 40% phospholipids (density 0.92). When the membrane is centrifuged in NaCl solution (density 0.92), it will:
Simplify (0.3)13(127)14(9)16(0.81)23(0.9)23(3)−12(13)−2(243)−14