An allele is a variant form of a given gene. Sometimes, the presence of different alleles of the same gene can result in different observable phenotypic traits, such  ...


Genes and alleles are genetic sequences, and both determine biological traits. So, what makes them different?


An allele is a variant form of a gene. Some genes have a variety of different forms , which are located at the same position, or genetic locus, on a chromosome.


A gene as a stretch of DNA on a chromosome. Alleles as versions (sequence variants) of a gene.


An allele is a viable DNA (deoxyribonucleic acid) coding that occupies a given locus (position) on a chromosome. Usually alleles are sequences that code for a  ...


Alleles of diploid organisms are classified as being dominant, codominant, or recessive by comparing the phenotypes of heterozygotes and homozygotes.

Feb 1, 2018 ... Join the Amoeba Sisters as they discuss the terms "gene" and "allele" in context of a gene involved in PTC (phenylthiocarbamide) taste ...


Jan 29, 2017 ... An allele is one of two or more forms of the DNA sequence of a particular gene. Each gene can have different alleles. Sometimes, different DNA ...


Time-saving video on alleles and the description of alleles. An allele is one of the possible forms of a gene. There are usually two types of alleles -- a dominant ...