Biology for IGCSE & O level - Inheritance (Section 7 - No. 7)
Which of the following statements are true about alleles?
Alleles are different forms of the same gene.
Alleles are always located on different chromosomes.
An individual can have only two alleles for a particular gene.
Alleles can be dominant or recessive.
Explicación
Alleles are variants of the same gene, and can be dominant or recessive.