activities associated with sexual intercourse | the side that goes last or is not normally seen |
the properties that distinguish organisms on the basis of their reproductive roles | the fleshy part of the human body that you sit on |
all of the feelings resulting from the urge to gratify sexual impulses | the back of a military formation or procession |
either of the two categories (male or female) into which most organisms are divided | the side of an object that is opposite its front |
| the part of something that is furthest from the normal viewer |