The female reproductive system has a way to pick which sperm will win the race to contraception, a new study has found. And here's the extraordinary finding: A woman's egg doesn't always agree with her choice of partner.
원문출처 : https://www.cnn.com/2020/06/09/health/sperm-choice-female-eggs-wellness/index.html
원문출처 : https://www.cnn.com/2020/06/09/health/sperm-choice-female-eggs-wellness/index.html