Back to Overview. Alodine is an international brand name for Henkel Technologies' conversion, anodizing and functional coatings suitable for use on aluminum, magnesium and other non-ferrous alloys. These coatings provide improved corrosion protection and paint adhesion.
A widow's peak is a dominant physical trait where the hairline dips into a V-shape near the center of the forehead. The expression comes from the belief that it was a sign of early widowhood, though the trait has also been considered a mark of beauty.
How many individuals would you expect to be homozygous dominant and heterozygous for this trait? The allele for the hair pattern called widow's peak is dominant over the allele for no peak. In a population of 1,000 individuals, 510 show the dominant phenotype.