The Telltale Birthmark.

Freda Savahl
2 min readJan 6, 2022

It was on her torso.

Photo by Arthur Yeti on Unsplash

As a young lady, Taylor Muhl suffered from autoimmune conditions. She had concerns about the birthmark on her torso, but doctors told her not to worry about the physical trait.

The coloration on her torso is split down the center by two clearly different colors of skin pigmentation.

Finally, tests by a geneticist revealed that the darker color belonged to Mull’s twin sister’s DNA/ cells, making Mull her own twin!

Chimerism is the term for the condition. It arises with the fertilization of two eggs inside the mother.

Instead of developing independently to produce non-identical twins, one twin absorbs the other, taking on its cells & DNA!

The outcome is one individual combining cells with two different genotypes.

Chimera people are oblivious to their genetic makeup, but it can create strange results.

Yes, indeed, they may have two blood types or even organs with different genotypes.

Chimerism is rare. However, science has a record of 100 cases

So, how did the name Chimera arise?

The name is from Greek mythology. The Greek Khimaira is a mythological fire-breathing creature with a lion’s head, a…

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Freda Savahl

Retired Nurse Practitioner WHC /Contract Provider Deployment Military Services. US Citizen. Immigrant from South Africa 1978.