Eyelash length is an inherited trait.In the human population,there is an eyelash length gene.There are two possible variants of this gene - an allele for long eyelashes ( 1cm)and an allele for short eyelashes (1 cm or less).How many eyelash length alleles does an individual have in one of her/his somatic cells?
A)46
B)23
C)2
D)3
E)1

Question

Eyelash length is an inherited trait.In the human population,there is an eyelash length gene.There are two possible variants of this gene - an allele for long eyelashes (> 1cm)and an allele for short eyelashes (1 cm or less).How many eyelash length alleles does an individual have in one of her/his somatic cells?
A)46
B)23
C)2
D)3
E)1

Quizplus · Accepted Answer

Each individual has two copies of each gene in their somatic cells (one from each parent). Therefore, an individual has two eyelash length alleles in one of their somatic cells.

Eyelash Length Is an Inherited Trait