Which type of mutation does not change the animo acids produced

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

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 is gene expression control that occurs after the generation of rna