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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
In taxonomy, a situation where a genus group taxon is established with only one immediately subordinate taxon, e.g., a genus containing only one species.
Industry:Natural environment
One of the four nitogenous bases in DNA and RNA that make up the letters ATGC, guanine is the "G". The others are adenine, cytosine, and thymine. Guanine always pairs with cytosine.
Industry:Natural environment
The outside layer or covering of a bivalve (Mollusca) shell.
Industry:Natural environment
The subdiscipline of oceanography concerned with the propagation and interaction of radiation, typically at wavelengths between about 350 and 750 nm, with seawater.
Industry:Natural environment
The warm ocean current of the North Atlantic. It originates in the westward equatorial current and is deflected northward by the coast of South America into the Gulf of Mexico and then follows the coast of North America to Nantucket, where it is deflected eastward toward northern Europe.
Industry:Natural environment
A bundle of neurons (nerve cells); specifically, a bundle of axons which are the motor processes of neurons which carry nervous impulses in the direction away from the cell bodies.
Industry:Natural environment
A feeding polyp of a colonial hydrozoan. It bears tentacles armed with nematocysts, a mouth and a thin outer covering, the hydrotheca.
Industry:Natural environment
A long or short hair-like extension of the cell membrane of a eukaryote cell used for locomotion or propelling fluids over the surface of the cell body; undulipodia is a collective term for flagella and cilia.
Industry:Natural environment
