The Conversation

Chromosome errors cause many pregnancies to end before they are even detected

Author: The Conversation USA

When cells divide, sometimes chromosomes don't wind up where they need to go.Embryo via www.shutterstock.com.

Given the fact that there are seven billion people on Earth, one might conclude that human beings are pretty good at reproducing. But fewer than 30% of all fertilization events result in successful pregnancy, even for young, fertile couples....

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