The structure (abbreviated) of the polysaccharide cellulose, a major structural component of plant cell walls, wood..…
A ball-and-stick model structure of polar amino acid glutamine (Gln, Q). Carbon in blue-grey, oxygen in red, nitrog..…
A model (with "artistic license") of the steroid cholesterol, the basis of steroid hormones. Blue-grey is carbon, w..…
font silver effect letter letters alphabet
Effect Letters Alphabet ..…