Which of the Following Statements Is False

Which of the following statements is false?

A) The SRY gene is absent in females.
B) The SRY gene apparently is the gene that controls the development of male sexuality.
C) The development of maleness is by default because males lack two X chromosomes.
D) Genes on an X chromosome are called X-linked.
E) There is no difference in external genitalia of males or females until four weeks after conception when the genes determining sex begin to be expressed.