No. You explain why you are deliberately misrepresenting bits and pieces of theAct to make your point.
S7 is quite clear - it's about Gender Reassignment - changing attributes of sex, a person who has the protected characteristic of gender reassignment.
Nowhere in S7 does it mention the sex of an individual.
Gender reassignment
(1)A person has the protected characteristic of gender reassignment if the person is proposing to undergo, is undergoing or has undergone a process (or part of a process) for the purpose of reassigning the person's sex by changing physiological or other attributes of sex.
(2)A reference to a transsexual person is a reference to a person who has the protected characteristic of gender reassignment.
(3)In relation to the protected characteristic of gender reassignment—
(a)a reference to a person who has a particular protected characteristic is a reference to a transsexual person;
(b)a reference to persons who share a protected characteristic is a reference to transsexual persons