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.

[Q]: Question: Solids and liquids are phases of matter that have their own unique what? Answer: properties
[A]: Solids and liquids are phases that have their own unique properties.

[Q]: Question: The only obvious difference between boys and girls at birth is what type of organs? Answer: reproductive
[A]: The only obvious difference between boys and girls at birth is their reproductive organs. However, even the reproductive organs start out the same in both sexes.

[Q]: Question: Eutherian mammals possess a specialized structure called the corpus callosum that links what hemispheres? Answer: cerebral
[A]:
possess a single, undivided lobe. Eutherian mammals also possess a specialized structure that links the two cerebral hemispheres, called the corpus callosum.