Changes

| year= 2008

| year= 2008

| isbn = 978-0-06-147279-2

| isbn = 978-0-06-147279-2

| pages = 150

| pages = 150-153

| url=http://books.google.no/books?id=RUGKBdKawDUC&dq=signature+in+the+cell&hl=en&sa=X&ei=k4o9T-HHFaSF4gTYqpSSCA&ved=0CDEQ6AEwAQ

| url=http://books.google.no/books?id=RUGKBdKawDUC&dq=signature+in+the+cell&hl=en&sa=X&ei=k4o9T-HHFaSF4gTYqpSSCA&ved=0CDEQ6AEwAQ

| quote= Gould ... emphasized that historical scientist tested their theories by evaluating their explanatory power.}}</ref>

| quote= Gould ... emphasized that historical scientist tested their theories by evaluating their explanatory power.}}</ref> Historical scientists use type of reasoning named [[abductive reasoning|abduction]].<ref name="Signature"/>

== References ==

== References ==