In the male reproductive system, the secrete(s) a fluid that neutralizes acidic conditions in the vagina. In the female reproductive system, the secrete(s) mucus that lubricates the vagina.

Which statement supports the principle ideas of jean piaget's philosophy? adults should not interact with teachers. children are best educated through standardized training. adults do not think better than children, but they think differently. children should not form hypotheses until they are certain their findings will be correct.