Compared to separate sexes and assuming self-fertilizing is not possible, what might be one advantage and one disadvantage to hermaphroditism?

What element is able to combine with itself and hydrogen to form large molecules ?

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative