Noun

The act of reproducing new individuals biologically.

* {{quote-magazine, year=2013, month=May-June, author= Katrina G. Claw

, title= Rapid Evolution in Eggs and Sperm , volume=101, issue=3, magazine=(American Scientist) , passage=Many genes with reproductive roles also have antibacterial and immune functions, which indicate that the threat of microbial attack on the sperm or egg may be a major influence on rapid evolution during reproduction .}}

The act of making copies.

A copy of something, as in a piece of art; a duplicate.

Noun

(en noun)

The act or process of rendering fertile.

The act of fecundating or impregnating animal or vegetable gametes; especially, the process by which in flowers the pollen renders the ovule fertile, or an analogous process in flowerless plants; fecundation; impregnation.

*{{quote-magazine, year=2013, month=May-June, author= Katrina G. Claw

, title= Rapid Evolution in Eggs and Sperm , volume=101, issue=3, magazine=(American Scientist) , passage=In plants, the ability to recognize self from nonself plays an important role in fertilization', because self-'''fertilization''' will result in less diverse offspring than ' fertilization with pollen from another individual.}}