In active euthanasia, death is hastened by means of withholding potentially life-saving treatments

Coordinated interaction between caregiver and infant is called

psychosocialization. synchrony. symbiosis. interplay.

According to the chapter Mad About Youabout sex differences in jealousy,

evolutionary theory proposes (a) that life evolves beginning at the level of the cell (b) that certain variants among species contributes to the likelihood of specific individuals surviving and reproducing (c) survival and reproduction can only be guaranteed through monogamy and trust (d) sexual jealousy interferes with the ability to produce healthy offspring and therefore must be absent from relationships in order to create a positive environment