Which is a factor in how a species can change over time?

A.
cytokinesis

B.
mutations

C.
formation of spindles

D.
extinction
I Will Medal!!!!!!!!!!!!!!!!!

Question

Which is a factor in how a species can change over time?  
 
 

 
 

  

  A. 
  cytokinesis   
   

 
 

  

  B. 
  mutations   
   

 
 

  

  C. 
  formation of spindles   
   

 
 

  

  D. 
  extinction  
 I Will Medal!!!!!!!!!!!!!!!!!

anonymous · Answer

Well you can easily rule out extinction, because that's no change at all.

The only one that involves a species undergoing change is mutations!