If the nucleotide variability of a locus equals 0%, what is the gene variability and number of alleles at that locus?
A) gene variability = 0%; number of alleles = 0
B) gene variability = 0%; number of alleles = 1
C) gene variability = 0%; number of alleles = 2
D) gene variability 0%; number of alleles = 2
E) Without more information, gene variability and number of alleles cannot be determined.

Question

If the nucleotide variability of a locus equals 0%, what is the gene variability and number of alleles at that locus?
A) gene variability = 0%; number of alleles = 0
B) gene variability = 0%; number of alleles = 1
C) gene variability = 0%; number of alleles = 2
D) gene variability > 0%; number of alleles = 2
E) Without more information, gene variability and number of alleles cannot be determined.

Quizplus · Accepted Answer

Gene variability refers to the diversity in gene frequencies. If nucleotide variability is 0%, it means all individuals in the population have the same nucleotide sequence at that locus, indicating only one allele is present. Thus, gene variability is also 0% because there is no variation.

If the Nucleotide Variability of a Locus Equals 0%, What