activities associated with sexual intercourse | the act of becoming pregnant; fertilization of an ovum by a spermatozoon |
the properties that distinguish organisms on the basis of their reproductive roles | an abstract or general idea inferred or derived from specific instances |
all of the feelings resulting from the urge to gratify sexual impulses | the creation of something in the mind |
either of the two categories (male or female) into which most organisms are divided | the event that occurred at the beginning of something |