The organ system that obtains oxygen from the air and disposes of waster carbon dioxide back into the air is the system. What is the blank answer?

Heya dear here is ur answer..it called stomata..

Disruptive selection

The right order  is: the dna segment is replicated using enzymes. (to raise the  number of templates that gives the specific protein)rna polymerase initiates transcription to form mrna (messenger rna)  from the dna.the trna (transport rna) activates and transport amino acids to bind to the peptide bonds.and finally, amino acids bind to peptide bonds to form the protein (glutathione).