My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crucigrama Sopa de Letras Hoja de Trabajo
Calificar este Puzzle:
Log in or sign up to rate this puzzle.

Origins of Life

Teacher: Bryant
Horizontales
These structures seem to have no known use.
A small "pinky" sized vestigial structure in the human body.
Another term for a phylogenetic tree.
Small changes over time.
Means beginning or source.
Life may have come from somewhere other than earth.
Animals and plants never change.
A type of classification used by scientists today.
These structures are similara in construction but have different functions.
He process of grouping organisms using shared characteristics.
Verticales
Changes when a gene is altered, damaged or lost.
These structures have different designs but the same function.
Life is widespread throughout the universe.
The idea that the universe and life were created by God.
Oceans filled with gases, chemicals and water.
The idea that life came from nonliving things.
Large changes in a short time.