H421 adhesive-lined polyolefin heat shrinkable tube has a 4:1 shrink ratio, meaning when it is freely recovered, the heat shrinkable sleeving will shrink down to 25% of its original diameter.his versatile, exceptionally durable H421 adhesive-lined semi-rigid polyolefin heat shrinkable tubing offers an outstanding, highly reliable heat shrink tube solution perfect for use in a vast assortment of electrical cable and wire protection applications.
Allele. Definition. noun, plural: alleles. (genetics). One member of a pair (or any of the series) of genes occupying a specific spot on a chromosome (called locus) that controls the same trait. Supplement. For example, a pair of alleles controlling the same trait, i.e. eye color: one allele codes for blue eyes, another allele for brown eyes. In humans, simple traits such as eye color may be caused by the interaction of only one pair of alleles.
Quick Answer. The phrase multiple alleles in biology refers to a series with at least three allelic or alternative forms of a particular gene, with only two that are able to exist in a diploid individual. There are two alleles present in an individual: a paternal and a maternal allele. Continue Reading