You are given a sentence and your task is to generate another sentence that supports the given input.
--------
Question: Neptune Neptune is the eighth planet from the Sun and the fourth largest (by diameter).

Answer: The eighth planet from our sun is neptune.

Question: Chloroplasts in plant cells perform photosynthesis;

Answer: Photosynthesis occurs in the chloroplast.

Question: Any time two groups are so different that they can not reproduce to produce healthy fertile offspring, both concepts consider them to be separate species.

Answer:
If two populations do not mate and produce fertile offspring, separate species result.