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Browse our library of DNA, ancestry, and health testing guides.

DNA Testing · 13 min read

What is Turner's Mosaic Syndrome?

Turner Mosaic Syndrome (TMS) is a subtype of Turner Syndrome, which is a disorder that affects sex chromosomes. Turner Syndrome is seen in people assigned

Will Hunter · Oct 6, 2023
DNA Testing · 12 min read

What Causes Albinism?

Albinism is often caused by mutations or defects in the genes that control melanin production and distribution. These defects cause a heavily reduced amount

Will Hunter · Oct 4, 2023
DNA Testing · 6 min read

How Genetics Determine the Color of Your Skin

Your skin tone is more than a label—it’s a living record of how your ancestors and your own body balance sunlight and protection.By seeing how pigments,

Will Hunter · Oct 2, 2023
DNA Testing · 12 min read

What's the Difference Between Genes and Alleles?

Genes are the building blocks of your DNA, while alleles are the term for variants of a gene. Just like how the term "soda" refers to the carbonated beverage,

Will Hunter · Oct 2, 2023
DNA Testing · 6 min read

Are Our Personality Traits Genetic?

Personality can feel carved in stone, especially when you struggle with shyness or worry. Yet science shows your traits sit on a sliding scale—part genetic

Will Hunter · Sep 28, 2023
DNA Testing · 5 min read

How is Your Hair Color Determined By Genetics?

Your hair acts like a fiber-thin canvas. Tiny pigment packets inside every strand decide whether you show off raven waves, strawberry curls, or ash-blonde

Will Hunter · Sep 27, 2023
DNA Testing · 4 min read

Are Freckles Genetically Inherited?

A few bronze dots can feel charming or worrying. You may ask if they sit in your DNA, appear from the sun, or both. The answer blends genes with sunshine —and

Cristine Santander · Sep 9, 2023
DNA Testing · 5 min read

Are Blue Eyes Genetically Recessive or Dominant?

Most of us learned a quick rule in school: brown eyes dominate, blue eyes recess. It sounded neat—but real families often break that rule. Here’s a

Katrina Canlas · Aug 31, 2023