change bathroom door label from the picture of gender identification to biological identity. Penis vs Vagina ( P or V)

This would stop labeling people as one gender of man or woman on bathrooms and locker rooms with pictures of cartoons. this would identify people as biology of what they have with labels on doors being Penis or Vagina. Label the door as P or V. This would put an end to labeling genders for these privacy rooms to a biological state and identification