HELP PLS What is the purpose of the valves in the heart?

a. To control how fast the heart beats

b. To separate the heart into two sides

c. To keep the mood flowing in only one direction

d. To prevent pathogens from entering the heart

You should explain your chosen dna typing method and try to persuade scientists in the field that it’s the superior option. your pamphlet should describe the process involved with your chosen type, and the benefits of it, in terms of the accuracy of the results of the test and the usefulness of it in forensic science. your information can come from the module but should be supplemented with additional online research. provide details about how the dna and cells are used—keep your audience in mind!