Myelin is composed of 80 percent lipid and 20 percent protein; cholesterol is one of the major lipids, along with variable amounts of cerebrosides and phospholipids.
When combined with variable amounts of hydrogen, oxygen, nitrogen, sulfur, phosphorus, and other elements, the structural possibilities of carbon compounds become limitless, and their number far exceeds the total of all nonorganic compounds.
Layers C and D are rich in copper and chlorine with variable amounts of Sn.
(c) Northern blot of miRNA5078 with variable amounts of total RNA (left) and small RNAs (right).
The base composition was doped with variable amounts of cerium, chromium and iron ions.
Prismatic specimens measuring 6 × 8 × 2 cm3 were prepared with variable amounts of chloride ions.
The smaller particle is made of glassy SiO2 with variable amounts of FeO and MgO (Figs. 4e, 3a; Table 1).
The dolostones develop upward into a variety of facies, often with variable amounts of admixed quartz sand.
Amorphous iron oxyhydroxides combined with variable amounts of manganese oxyhydroxides and silica are common in the oceans.
Bronchial hypoplasia refers to the presence of a small/rudimentary bronchus with variable amounts of lung tissue (Fig. 4a).
The composite cements are composed of 80 mass% OPC with variable amounts of SF and/or FA.
