When would cells like this one first have appeared on Earth? ___________________ eukayote cell.png  [BLANK-1]

When did the Cambrian Explosion occur?_____________ [BLANK-1]

B & C are more closely related than A &  B. mono – clade(1).jpg 

The picture represents negative assortive mating. mating(1).png 

Birds, reptiles, mammals, and amphibians make up a clade of animals that are defined by what characteristic (use the number)? __________ character table lab exam 1(1).png   [BLANK-1]

Modern humans evolved in the _____________________ era. [BLANK-1]

Will genetic variation increase or decrease in the beetle population? _____________________________ migration.png  [BLANK-1]

What number would be associated with C on the cladogram? _____ shell cladogram.png  [BLANK-1]

According to the cladogram, how many characteristics are shared between reptiles and mammals?  _______ cladogram lab exam 1(1).png   [BLANK-1]

According to the table above, has evolution occurred? yes, no, or not enough data to determine pop size data 2.png   [BLANK-1]