This printable crossword puzzle on the topic of Ecology & Evolution has 17 clues. Answers range from 5 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
To speed up
animate
Small bodies that revolve around the Sun.
A greater than usual amount of something
Large membranes of molecules
Development change over long period of time
Lifeless
a thin pliable sheet of material
derived from living thinga
an individual living thing
smallest physical unit of an element or a compound
An asteroid
existing at or from the very beginning
to duplicate
combined
a proposed explanation
of or relating to life