Which one is not used for early molecular diagnosis

Which one of the following technique is not used for early molecular diagnosis ?

Name some techniques used for early molecular diagnosis of pathogens and genetic disorders.

Which of the following technique is not used for early diagnosis of disease?

Which of the following technique is not used for early diagnosis of disease?

PCR is used to amplify desired DNA for a billion times. It is also used in the molecular diagnosis of human disorders. Explain.

Elisa technique is based on antigen and antibody interaction. Can this technique be used in the molecular diagnosis of gentic disorder such as phenylketonria?

ELISA technique is based on the principles of antigen and antibody interaction. Can this technique be used in the molecular diagnosis of a genetic disorder, such as phenyketonuria?

ELISA technique is based on the principles of antigen-antibody interaction. Can this technique be used in the molecular diagnosis of a genetic disorder, such as phenylketonuria ?

ELISA technique is based on the principle of antigen-antibody interaction. Can this technique be used in the molecular diagnosis of a genetic disorder, such as phenylketonuria?