Chimeras, Mosaics, Twins, and Other Fun Stuff
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June 19, 2018:
What are chimeras?
May 31, 2017:
I am an identical twin. My sister's son had a baby. Would that on the DNA level make me more than a great aunt?
August 4, 2016:
One of the theories as to why Henry VIII of England could not have sons is that he may have had Kell positive blood. But what actually happens when you have Kell positive blood and why would that make it hard for him to have a son?
June 27, 2016:
So what happens when a chimera has children? If let's say the ovaries or testes are made up of cells from both fraternal twins, is it possible that the sperm or eggs to be made up from both twins thus making the children chimera by default?
June 7, 2016:
I am fascinated by the story of the Komodo dragon that became pregnant without a male being involved. Is it true that these baby Komodo dragons are not clones of mom?
March 3, 2016:
My boyfriend has 3, possibly 4 boys from a previous marriage, but no girls. I am now pregnant and am wondering if I am more likely to have a boy?
February 17, 2016:
If I was an identical twin and my husband was an identical twin and we had children would our children look the same?
January 27, 2016:
If humans needed to repopulate after an extinction event from a relatively small number or if we were to send a multi-generational ship to a distant place in our galaxy, would it be beneficial for the health of the future generations to engineer/plan the offspring instead of sticking to the traditional family-model of two random people falling in love and producing kids?
October 29, 2015:
The X-Men characters Wolverine and Laura Kinney (also known as X-23) have a weird genetic relationship: she is a clone of Wolverine, but since the sample used to clone her had a damaged Y chromosome, the X chromosome was duplicated, so she ended up a female version of Wolverine. What would you say is their relationship? Father and daughter? Brother and sister? Or something else?
September 23, 2015:
I heard it is possible for two twins to have different fathers. If these two twins, each with a different father, conjoin together, would the conjoined baby have two fathers? Is this even possible? If so, how would the genetics work for the conjoined baby?
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1 - 1 de 1 Respuestas
January 26, 2005: Mi padre es un gemelo idéntico y el abuelo de mi esposo es gemelo fraterno. ¿Esto puede aumentar nuestra probabilidad de concebir gemelos, o es esto un rasgo genético que solo viene de la mamá y solo se refiere a gemelos fraternos? (Siempre hemos querido gemelos- un niño y una niña).