What does it mean to say that evolution is a scientific theory? Select one: a. The idea of evolution has lots of evidence supporting it.
b. The idea of evolution is just a guess about how organisms change.
c. Scientists are not very sure about the idea of evolution.
d. Scientists have learned everything it is possible to know about the idea of evolution.

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands

the answer is c because it is most logical.

find out why you don't need to aim at such a syllable pattern in english. you may have thought that haiku was supposed to be 5-7-5, so what's up with the logo by the gravitational pull of celestial objects, can touch us in unexpected ways.