Asexual reproduction is the primary form of reproduction for single-celled organisms such as the archaebacteria, eubacteria, and protists.
reciprocate. 1  to give, feel, etc., in return. 2  to give and receive reciprocally; interchange: to reciprocate favors. 3  to cause to move alternately backward and forward. 4  to make a return, as for something given. 5  to make interchange. 6  to be correspondent. 7  to move alternately backward and forward.
Undoing is performing an act to 'undo' a previous unacceptable act or thought. It is often a form of apology, although it may not include the actual act of saying that you are sorry. Confession is a form of undoing, including that done in a church to a priest or a secret admission to a close friend. An act or communication which partially negates a previous one. Examples: (1) two close friends have a violent argument; when they next meet, each act as if the disagreement had never occurred.