Most people in 21st-century Canada assume that there are two sexes, male and fem

Most people in 21st-century Canada assume that there are two sexes, male and female. Explain how this assumption has been challenged through historical, scientific, and political considerations by authors we have seen in this course. Your answer should be 300 – 400 words and should draw on at least two authors we have seen so far in the course.
Explain the difference between sex, gender, and sexuality and how each of these has been argued by feminist and sexuality studies scholars to be social constructs. How has the objectivity of scientific claims about sex, gender, and sexuality been challenged? Your answer should be 300 – 400 words and should draw on at least two authors we have seen so far in the course.