When it comes to reproduction, couple have more choices than ever before.
A ban on clinical trials involving gene editing rules out the controversial procedure done in China. But it also prevents procedures that could offer couples a chance for healthy children without genetic disorders.
We previously thought mitochondrial DNA could only be passed on by mothers.
DNA knot as seen under the electron microscope.
Mathematical models can describe the many shapes of DNA, as well as cellular processes like DNA replication.
When a cell divides, mitochondria are randomly allotted to the resulting new cells.
Odra Noel. Wellcome Images
The genes in our cells' mitochondria are passed on in a different way than the vast majority of our DNA. New studies shed light on how the unique process isn't derailed by mutations.
Rey (Daisy Ridley), in
Star Wars: The Last Jedi, ponders the light and dark sides of the Force.
Star Wars: The Last Jedi leaves many questions about the saga in a galaxy far, far away unanswered. Fortunately, biology may offer a insights on the Force, midi-chlorians, clones, and Rey's lineage.
Is this how we got the sperm and the egg?
An ancient sexual conflict over mitochondrial inheritance may be responsible for the evolution of the two sexes as we know them.
Mitochondria live inside our cells but have a different genome. Here’s why.
To explain why we have a mitochondria, we have to go back about two billion years to a time when none of the complexity of life as we see it today existed.
Preconception planning focuses on improving the health of parents to lower the risk of obesity in children.
If you're planning to become a parent, better lifestyle habits can reduce the risk of obesity in your children.
PHOTOCREO Michal Bednarek/Shutterstock.com
It's a landmark case but there are many unknowns.
Scientists thought they were closing in on one great new treatment but may have found another instead.
The annual ‘Living Landscapes’ procession is aimed at raising awareness of the Cedarberg’s KhoiSan cultural heritage.
Human population groups worldwide are highly homogeneous genetically. They are in fact 99.5% similar and their anatomical features vary in an uncorrelated fashion over the landscape.