The fossil record contains many intermediate forms of at least 1 evolutionary line of animals. Beginning with a set of ancient fossils of extinct animals that had three toes, the fossil record continues with intermediate forms containing two toes, and then to a single toe. What concept does this finding support.
a. reproductive isolation
b. gradualism
c. speciation
d. punctuated equilibrium

Question

The fossil record contains many intermediate forms of at least 1 evolutionary line of animals. Beginning with a set of ancient fossils of extinct animals that had three toes, the fossil record continues with intermediate forms containing two toes, and then to a single toe. What concept does this finding support.
a. reproductive isolation
b. gradualism
c. speciation
d. punctuated equilibrium

anonymous · Answer

This is science. but its gradualism or B.