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


C. 2

Biology & Microbiology

You might also like to view...

A mutant allele results in a truncated form of a signaling protein. This protein can still bind its receptor protein but does not activate the receptor and inhibits wild-type signaling proteins from binding the receptor. What type of allele is this mutant allele?

A) hypomorphic allele B) hypermorphic allele C) neomorphic allele D) antimorphic allele

Biology & Microbiology

What is the hormone that stimulates the bone marrow to produce more red blood cells, as in the case of a hemorrhage?

a. ANH b. TSH c. BSH d. erythropoietin e. renin

Biology & Microbiology

A polysaccharide that is used for storing energy in human muscle and liver cells is _____.

A. glucose B. glycogen C. starch D. chitin E. cellulose

Biology & Microbiology

DiGeorge syndrome is

A. Characterized by a goiter B. A defect of phagocytic cells C. Characterized by cytotoxic reactions D. Immune deficiency diseases E. Forms of type I hypersensitivity

Biology & Microbiology