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October 13, 2019: My husband and I have 7 sons and no daughters. I've had 3 miscarriages. I'm starting to think that we just can't have daughters. Is it possible that we have some genetic issue that causes our female embryos to die and our sons live?
July 5, 2019:
Why can crabs regenerate limbs and humans cannot? Has any research been done so that we too may be able to possess that ability some day?
March 21, 2019:
It is said that our DNA contains as much information as a complete set of encyclopedias or more. Is this also true of plants? Like a begonia?
August 1, 2018:
Lions are big. Tigers are bigger. Lion-tiger hybrids are biggest. Why?
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 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?
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?
July 29, 2015:
Is it possible for human and dogs to have offspring? I know it’s not but I want to show proof from a real geneticist so I can show it to someone. People believe anything without scientific research.
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