Question

a student has written a paper about a deer population that was separated when a canyon developed between members of the group. in her paper, she showed that the two groups adapted differently and can no longer interbreed. what would be the best title for her paper?
speciation by geographic isolation
speciation by reproductive isolation
how natural selection creates species
how adaptation creates species

Explanation:

The deer population was separated by a canyon (geographic barrier), leading to different adaptations and reproductive isolation. Speciation occurred due to this geographic isolation.

Answer:

Speciation by Geographic Isolation