| rib |
Round-topped elevated ridge of moderate width and prominence. An elongated structural element: in gastropods, spiral (following the direction of coiling), axial (parallel to the axis of coiling), or oblique; in bivalves, radial or concentric. See also Costa.
출처: www.fish.washington.edu/naturemapping/mollusks/glo...
|
|---|---|
| rib |
continuous ridge, usually radial or axial.
출처: gmbis.marinebiodiversity.ca/BayOfFundy/glossQ-T.ht...
|
| rib |
An elongate sculptural element of a shell, raised above the surrounding surface. A fine rib is a riblet, and a very fine rib is a thread.
출처: www.palaeos.com/Invertebrates/Molluscs/Bivalvia/bi...
|
| ribonucleotide |
one of the building blocks that make up genetic material (DNA and RNA). Nucleotides consist of a base (adenine, cytosine, guanine, thymine, or uracil), a sugar, and a phosphate group.
출처: www.aegis.com/pubs/beta/1999/BE991221.html
|
| ribosome |
A very small non-membranous cell organelle composed of protein and RNA that is the site of protein synthesis, and is found in the nucleus, cytoplasm, mitochondria and plastids of a cell.
출처: www.botanyvt.com/pages/dictionary.shtml
|