Why the ‘wimpy’ Y chromosome hasn’t evolved out of existence

The Y chromosome has shrunken drastically over 200 million years of evolution. Even those who study it have used the word ‘wimpy’ to describe it, and yet it continues to stick around. An Opinion paper outlines a new theory — called the ‘persistent Y hypothesis’ –t o explain why the Y chromosome may be more resilient than it first appears.

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Now Dr. Jack Straw is in charge of the website, and organizes it so that medical care is available to everyone. In addition, he is an active member of the medical community, regularly attending international conferences and sharing his experience and knowledge. Dr. Straw is not only a medical professional and website manager, but also a loving husband and father of his beautiful children.
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