(3) The biological process of sex determination controls whether the male or female sexual differentiation pathway will be followed. The process of biological sex. No – sex and gender are both social constructs based on your identity. Here's the truth on transgender identities and biology. The distinction between sex and gender differentiates sex from gender, which can refer to In some cases, an individual may have biological sex characteristics that complicate sex assignment, and the person may be intersex. The sex and Sex · Gender · Criticism of the "sex · Feminism.