- Industry: Government
- Number of terms: 30456
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NOAA Coral Reef Conservation Program, National Oceanic and Atmospheric Administration, U.S. Department of Commerce
The primitive endoderm-lined gut of an animal embryo formed during gastrulation. It is formed by the invagination of blastula cells (blastomeres) into the blastocoel. The archenteron develops into the digestive tract of the adult animal.
Industry:Natural environment
The uninterrupted distance over which the wind blows (measured in the direction of the wind) without a significant change of direction.
Industry:Natural environment
The process of joining two complementary strands of DNA, or one each of DNA and RNA, to form a double-stranded molecule; a technique in which single stranded nucleic acids are allowed to interact so that complexes or hybrids are formed by molecules with sufficiently similar, complementary sequences. By this means the degree of sequence identity can be assessed and specific sequences detected.
Industry:Natural environment
A form of hermaphroditism where individuals simultaneously possess functional testes and ovaries, and can release either male or female gametes during spawning.
Industry:Natural environment
A measure of the relative similarity of the composition of two samples. Reciprocal affinity is a measure of distance.
Industry:Natural environment
A pulmonate or opisthobranch gastropod in which the shell is absent, or reduced and buried within the mantle.
Industry:Natural environment
A structure containing an aggregation of cell bodies of nerve cells (neurons).
Industry:Natural environment
An inventory or catalogue of all of the behavioural patterns of an organism or a species.
Industry:Natural environment
Having two different distinct forms of individuals within the same species or two different distinct forms of parts within the same organism. It could refer to different colours or colour patterns, sizes, anatomical parts, etc. Sexual dimorphism is a common case, where the two sexes have different shapes, sizes, etc.
Industry:Natural environment
In taxonomy, the use of the same word for the name of a genus-group taxon and for one of its included species or subspecies.
Industry:Natural environment
