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: What type of diagnosis happens before a baby is born? Answer: prenatal
[A]: Prenatal diagnosis refers to the diagnosis of a disease or condition before the baby is born.


[Q]: Question: The metacarpophalangeal joints in the finger are examples of what kind of joints? Answer: condyloid
[A]: Figure 38.30 The metacarpophalangeal joints in the finger are examples of condyloid joints. (credit: modification of work by Gray's Anatomy).


[Q]: Question: What two types of hormones regulate mammalian reproduction? Answer: tropic and sex
[A]:
46.4 The interplay of tropic and sex hormones regulates mammalian reproduction.


