Which of the following is TRUE about retinal detachment?

Which of the following is a testable hypotheses?

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen

What does the positioning of transcription factors determine?