Which type of genetic test involves identifying recessive disease-causing alleles in potential parents?
a. preconception test
b. prenatal test
c. newborn screen
d. predisposition test
e. predictive test

a)Preconception test

Explanation: Preconception test is the test that is prescribed to the potential parents or during pregnancy to ensure about the good health conditions. There are certain factor that is detected by the test such as any disease due to alleles , depression,high blood pressure,diabetes, fertility etc. This test is important for the potential parents and the newborn babies health. So, the correct answer is option(a).

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.