> including an option to destroy your saliva sample
Until I read that sentence, it honestly never occurred to me they would keep that around. The data, sure. Biological samples? I just assumed they would be disposed of after use.
A sample can be used for multiple analyses. For instance, a customer might pay for autosomal DNA analysis and later want to pay extra for mitochondrial DNA analysis. If the sample has been destroyed, no problem just send in a new sample - unless the subject has died in the meantime.
Until I read that sentence, it honestly never occurred to me they would keep that around. The data, sure. Biological samples? I just assumed they would be disposed of after use.