The biological distinction between males and females is known as sex , which includes differences in anatomy and genetics. This concept also encompasses primary sex characteristics , which refer to specific reproductive organs. It's vital to differentiate this from gender , which pertains to social roles rather than biological differences. ;
The biological distinction between males and females is referred to as sex , which includes differences in anatomy and genetics. This concept is distinct from gender , which pertains to the social roles and behaviors associated with being male or female. The correct answer to the multiple-choice question is A. sex.
;