Fossil evidence shows that giraffes living 1000 years ago had much shorter necks than the giraffes seen today.Which of the following statements best explains this observation?
A) The two groups of giraffes are not related.
B) The two groups of giraffes arose as a result of convergent evolution.
C) The giraffes acquired longer necks through the continuing process of natural selection.
D) The difference in neck length supports Lamarck's hypothesis.
E) The difference in neck length is evidence for homoplastic inheritance.

Question

Quizplus · Accepted Answer

The giraffes acquired longer necks through the continuing process of natural selection, where individuals with longer necks had a survival advantage, likely due to better access to food, and thus were more likely to reproduce and pass on their genes.

Fossil Evidence Shows That Giraffes Living 1000 Years Ago Had