made of lines

a characteristic or constant factor, a limit.

a large, printed notice or picture

the beginning

a change in position of things so they become the opposite

something that is similar, but not an exact copy

the study of the forms and structures of plants, animals and words

a given area or a range around a certain point; a line from the center of a circle to its edge

the chemical processes of the body in which food is converted to energy

very thick and difficult to see/get through