Please answer correctly and quickly

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

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

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer