Which is NOT true of traits such as depression diabetes heart disease and asthma?they are

Question

Which is NOT true of traits such as depression, diabetes, heart disease and asthma?

they are

muifactorial in nature

they resu from the interactions of muiple genes with the environment

can each be diagnosed with a simple gene test

can be expressed differently when two individuals carry identical genes related to the trait, but are exposed to differing environmental situations.

Science