Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Question: What are generally divided into prosimian and non-prosimian? Answer: primates
Primates are generally divided into prosimian and non-prosimian primates.

Question: When do female reproductive organs mature? Answer: at puberty
Female reproductive organs form before birth. However, they do not mature until puberty.

Question: Which country is formed by a hotspot along the mid-atlantic ridge? Answer: iceland
Hotspots may also be active at plate boundaries. This is especially common at mid-ocean ridges. Iceland is formed by a hotspot along the Mid-Atlantic Ridge.