About the SA Blog Network

Posts Tagged "genetic mutations"


Vitamin D deficiency linked to genetic polymorphisms

vitamin d deficiency genetic differences

At least half of adults in developed countries have deficient levels of vitamin D, and low levels of this vitamin have been linked to bone fragility, cancer, heart disease and immune system problems. Variable levels of vitamin D, which is a by-product of a chemical reaction that occurs when UV light hits the skin and [...]

Keep reading »

Good mutations: Stalking evolution through genetic mutation in plants

plant mutation genetic evolution

Thale cress (Arabidopsis thaliana) has one of the smallest genomes in the plant kingdom and is a laboratory darling around the world owing to its relatively short code. First sequenced in 2000, the humble weed has only 120 million base pairs in its genome (humans, by contrast have about 2.9 billion), but it still packs [...]

Keep reading »

More from Scientific American

Email this Article