Answers by visitors named: Awesome!!

Thus a polygenic trait refers to a trait which is controlled by two or more than two genes. Polygenic inheritence can explain the large variation in the phenotypes of the organisms. As the trait is controlled by more than one gene, it leads to a wide vari...

-1 down vote The set of all invertible n×nn×n matrices is not a vector space with respect to the typical matrix addition and scalar multiplication operations and the typical matrix zero. However, The special orthogonal group (rotation matrices) is a vecto...

D sounds good to me :)

Note: If A and B are independent events, P(A and B) = P(A)*P(B) ------------------------ P(female and physics) = P(female)*P(physics) = 0.48*P(physics) ------------- Cheers, Stan H. -------