Answer:
Recombinant DNA technology
Explanation:
Recombinant DNA technology (also called genetic engineering) is the combination of DNA molecules from two different species to create new genetic combinations that would not otherwise be found in the genome and that is of great importance to science and other fields. Recombinant DNA technology is mainly involved in the isolation, characterization, and alteration of DNA in organisms’ genome to create improved or novel organisms.
The lungs are the main organ of the respiratory system
<span>Answer is A Glycolysis</span>