A technique for preserving pigmentation in some capsalid monogeneans for taxonomic purposes.
The rest of this section presents these answers and illustrates them concretely using the hormone or pigmentation levels tasks introduced above.
Typically, insertion of a transposon in a pigmentation gene blocks gene expression giving non-pigmented tissue.
Females of all species and subspecies lack dark abdominal pigmentation.
Egg pigmentation and egg mortality are purportedly negatively correlated, eggs with many pigments being more tolerant against hypoxia, increased water temperature and ammonium concentration.
It is the forehead pigmentation which is viewed by or on behalf of a potential spouse and which is thus functional in mate selection.
One aim of the project is to gather information if pigmentation has any influence on protecting organisms against radiation in outer space.
Very occasionally, melanin pigmentation of the skin may occur.
