Results for “t-position”

t-position

Stance adopted by a spawning pair in certain fish species in which the two individuals come together in such a way as to resemble a capital letter 'T'. Typical in some callichthyid catfishes, for example.

Used in 31 profiles

gram-positive

Of, relating to, or being a bacterium that does retain the crystal violet dye used in Gram's method of staining.

anterior

Located near or towards the head; forward in position.

Used in 401 profiles

anterolateral

Refers to the position or direction between the front and side of an object.

artesian basin

Type of confined aquifer containing groundwater under positive pressure.

Bacillus

Genus of Gram-positive, mostly rod-shaped, bacteria including both free-living and pathogenic species.

dorsolateral

Positioned or orientated between the dorsal and lateral surfaces.

Used in 7 profiles

dorsoventral

Positioned or orientated between the dorsal and ventral surfaces.

Used in 3 profiles

ecological niche

The specific position or function that an organism fills in an ecosystem.

Used in 77 profiles

epibranchial

Bone or cartilage forming the upper part of the gill arch, positioned between the ceratobranchial and pharyngobranchial.

Used in 90 profiles

epural

Located on the dorsal side of the caudal fin; elongate bone which supports the caudal fin rays, positioned above the urostyle and posterior to the last neural spine.

Used in 8 profiles

gene

Basic hereditary unit comprising a sequence of nuceleotides within a strand of DNA or RNA and occupying a fixed position on a chromosome. Generally determines a particular character or trait present in an organism by directing production and activity of RNA.

Used in 10 profiles

homologous

Exhibiting a a degree of similarity, e.g., in anatomical position, structure, function, or character that may suggest a shared ancestral or evolutionary origin.

in-situ

In its original place or position.

Used in 102 profiles

incertae sedis

In zoological nomenclature, of uncertain taxonomic position.

Used in 110 profiles

Maracyn

Broad spectrum antibiotic containing the active ingredient erythromycin. Used to treat gram-positive bacterial diseases and fungal infections.

Mycobacterium

Genus of gram-positive bacteria of the family Mycobacteriaceae, members of which cause tuberculosis in fishes and other animals.

niche

The position or role occupied by an organism within an ecological community.

Used in 39 profiles

oil globule

Small, spherical droplet of oil found within the yolk sac of fish larvae. There may be one or more present and the size, positioning, and colour are also variable meaning they can be useful in terms of taxon identification.

oxytetracycline

Broad spectrum antibiotic used to treat both gram-negative and gram-positive bacterial infections.