Evolution is biology's core theme that ties together all the ...

[Hawke]

Evolution is biology's core theme that ties together all the other themes.  This is because evolution
A) explains the unity and diversity of life.
B) explains how organisms become adapted to their environment through the differential reproductive success of varying individuals.
C) explains why distantly related organisms sometimes resemble each other.
D) explains why some organisms have traits in common.
E) all of the above

[Celeste]

E