- Industry: Government
- Number of terms: 30456
- Number of blossaries: 0
- Company Profile:
NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
A type of excretory tubule in annelid worms. The metanephridium has internal openings called 'nephrostomes' that collect body fluids and conducts them to the outside through external openings, the 'nephridiopores'.
Industry:Natural environment
An evolutionary model in which change occurs in relatively rapid bursts, followed by little or no discernible change in a lineage (stasis).
Industry:Natural environment
Any specimen that serves as a basis of study and is retained as a reference. It should be in a publicly accessible scientific reference collection. A type specimen is a particular voucher specimen which serves as a basis for the taxonomic description of a species.
Industry:Natural environment
Fertilisation of eggs by a subordinate male while the female and dominant male are spawning.
Industry:Natural environment
One of a series of scales that bear the pores and tubes of the lateral line system.
Industry:Natural environment
Rose-shaped in appearance; arranged in a fashion resembling a rose flower.
Industry:Natural environment
The -COOH functional group, acidic in nature, found in all amino acids; the acid group of organic molecules.
Industry:Natural environment
The number of disease cases within a population over a given period of time.
Industry:Natural environment
