- Industria: 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 protrusion on the anterior end of a sperm cell that contains digestive enzymes that enables the sperm cell to penetrate the layers around the oocyte (ovum).
Industry:Natural environment
An internal fluid-filled body cavity within a coelomate organism. It lies between the gut and the outer body wall, and is lined entirely with tissue (peritoneum) derived from the mesoderm. Most internal organs are located within the coelom. The structure and development of the coelom is an important taxonomic character for recognizing major groups of animals.
Industry:Natural environment
Capable of being raised or erected, often referring to spines of bony fishes.
Industry:Natural environment
In taxonomy, the spelling of an available name when first published. The original spelling of a name is to be kept as the "correct original spelling" unless it does not meet the requirements of the International Code of Zoological Nomenclature. An incorrect original spelling is an original spelling that is incorrect. Multiple original spellings are two or more different original spellings for the same name.
Industry:Natural environment
Pertaining to an aquatic organism that can withstand a broad temperature range.
Industry:Natural environment
The entire development of an individual organism from fertilization to completion of its life history.
Industry:Natural environment
The prevention or masking of the expression of an allele at one locus by an allele at another locus.
Industry:Natural environment
