Why it is so hard for humans to have a baby?

New research by a scientist at the Milner Center for Evolution at the University of Bath suggests that "selfish chromosomes" explain why most human embryos die very early on. The study, published in PLoS Biology, explaining why fish embryos are fine but sadly humans' embryos often don't survive, has implications for the treatment of infertility.

from Phys.org - latest science and technology news stories https://ift.tt/ruUT21N

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