D. all of the above
should be the answer on the pretest
Ya gotta gotta I ain’t gonna do that anymore but you can get me that thing out here so you don’t want to me know that if you’re like that you
1. DNA
2. RNA
3. RNA
4. DNA
5. BOTH
6. DNA
hopefully this helped
Answer:
"The immune system is made up of special organs, cells and chemicals that fight infection (microbes). The main parts of the immune system are: white blood cells, antibodies, the complement system, the lymphatic system, the spleen, the thymus, and the bone marrow."
Explanation: