Related Clues:

• Female, e.g,
• "___ and the City"
• Survey box, sometimes
• Birth announcement notation
• Kinsey's field
• Determination in a prenatal exam
• One cause for an R rating
• __ roles
• What an "F" or "M" may indicate
• What an ''F'' or ''M'' may indicate
• Masters and Johnson research subject
• "Let's Talk About ___" (Salt-N-Pepa)
• M or F
• It shows drug's 'up' times
• Biological ___