Image: Chris Doyle. Some birds grow funny-coloured feathers where they're not meant to. Here's a male blackbird that's a great example. This condition is called partial albinism, and it's usually inherited but can be caused by other factors.Some birds have just one or two white feathers, while others can be white all over or with big white blotches.ere's a male blackbird that's a great example. This condition is called partial albinism, and it's usually inherited but can be caused by other factors. Some birds have just one or two white feathers, while others can be white all over or with big white blotches.
DNA Paternity Testing (sometimes called parentage testing) uses DNA, the biological basis of inheritance, to prove or disprove the relationship between a child and an alleged father. It is based on the fact that we inherit half of our DNA from our fathers and half from our mothers.
Testing for Alpha-1 is fairly simple, quick, and highly accurate. It is done through a blood test or a mouth swab test. People at risk for Alpha-1 should be tested. You can request to be tested at your doctorâs office or at home through the Alpha-1 Coded Testing (ACT).