Answer:
The fundamental unit of heredity that carries genetic information from one generation to the next. A gene is an ordered sequence of nucleotides located on a particular position on a particular chromosome that encodes a specific functional protein. ... Each protein has a unique function determined by its shape.
<span> We have two </span>alleles<span> of every </span>gene<span>, located on the same spot on different chromosomes. Alleles is just a version of a gene. </span>