- Industry: Government
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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
In taxonomy, the correct name for a given taxon, which may have several available names, one of which (usually the oldest) is chosen as the valid name. The valid name is always an available name, but an available name is not always a valid name.
Industry:Natural environment
Organisms with swimming abilities that allow them to move actively through the water column and to move against currents.
Industry:Natural environment
Soviet biologist, Aleksandr Ivanovich Oparin, in 1924, put forward a theory of life on Earth developing in the oceans through gradual chemical evolution of carbon-based molecules in a rich organic broth or "primeval soup." He hypothesised that the early oceans were rich in organic compounds .
Industry:Natural environment
The early mitotic cellular divisions of the fertilised egg (zygote).
Industry:Natural environment
The populous region of most bank/barrier reefs seaward of the lower palmata zone. It begins at a depth of 6-8 m.
Industry:Natural environment
The time immediately before sunrise and after sunset when the sky remains illuminated.
Industry:Natural environment
The Law of Segregation states that each hereditary characteristic is controlled by two 'factors' (alleles), which segregate and pass into separate germ cells (gametes). The Law of Independent Assortment states that pairs of 'factors' segregate independently of each other when germ cells are formed.
Industry:Natural environment
A marine worm in the phylum Annelida, class Polychaeta, that lives within tubular cases made of mineral or chitinous secretions or of aggregated grit. Other worm-like invertebrates in the phyla Pogonophora and Phoronida have also been referred to as tubeworms.
Industry:Natural environment
The practise of choosing individuals from a population for reproduction (selective breeding), usually because these individuals possess one or more desirable traits.
Industry:Natural environment
