I believe the answer is: b. t<span>he inability to conceive after one year of unprotected intercourse
In united states, the rate of infertility among women is around 12% and 15% among men .The most common causes of infertility, are :low sperm count, improper temperature within the female host's body, and hormonal imbalance in the host's body </span>
Eating seafood twice a week decreases the risk of heart stroke
Answer:
Test random people from the area and compare that to the national average.
Explanation:
In order to prove right or wrong your theory, you would just need to see how many people is living in the area, and then take random samples of their DNA in order to make tests to see if they have extra copies of the STPN gene, if your results show that they do have more than the national average then you are correct and that could be it, if they don´t then you have to search for a different approach to the matter.
Worts are the most simple plants
