A man in a red shirt is standing next to a woman in a blue dress. They are both holding hands and smiling at each other. Sentence 1: They are produced by several organs in both sexes, may be converted into one another, and can have varying effects in different species, sexes, and individuals. Sentence 2: They are by different body parts in both men and women, and can be changed into each other, and can have different effects.
yes
yes