What is the control in the experiment shown in figure 19-4?

What noticeable trend from this graph might be used to make a conclusion?

What is the compliment dna strand to the following sequence: ttgactaggcta

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