What are some of the unanswered questions about twins?

This visualization illustrates the percentage distribution of the population according to the highest educational level reached. You can filter the data by ... Aug 18, 2016 ... The twin boom. The proportion of twins in the population has waxed and waned in human history. For the first time we understand why. by Laura ... WHAT IS THE LIKELIHOOD OF HAVING TWINS OR MORE? In the UK about one in every 65 pregnancies results in a multiple birth. There has been an upward trend in the ... Dec 13, 2024 ... In 2022, of this small proportion, almost all multiple births (98%) were twins, while the remaining 2% were other multiples (that is, triplets, ... Sep 20, 2019 ... ... percent of the population) than non-identical twins. Twins have much that's special about them, but one somewhat surprising finding about ... Jan 5, 2016 ... ... population's cancer risk is due to genetic factors. “Findings ... percent of the identical twins and 26 percent of the fraternal twins. Feb 1, 2023 ... Researchers estimate that between one to five percent of the population is affected by the eating disorder. ... twins share about half of the ... Feb 25, 2019 ... ... percent to 66 percent of the identical twins also will be gay. As this is much higher than the overall rate in the population, this suggests ... Aug 10, 2022 ... The prevalence of natural human chimeras in the general population ... Twin chimerism, also known as blood chimerism or transfusion chimerism, is ... Mar 11, 2021 ... One in every 42 children is born a twin and much has changed over the past 30 years, a report finds.