The moon is abiotic because it is a non living thing
I believe another term for Natural Selection, based off of the answers provided, I would say C, Survival of the Fittest.
The correct answer of the given question above is option A. The line of defense that his immune system is exhibiting in this situation is the first line of defense. The first line of defense includes the physical or external line of defense of the body that are responsible for inhibiting of the entry of foreign microorganisms. Such include the skin, tears, cilia, mucus, urine flow and even stomach acid.
Answer:
It is the scientific method of investigation problem-solving used by disease detectives like epidemiologists, laboratory scientists, statisticians, physicians and other health care providers, and public health professionals, to get to the root of health problems and outbreaks in a community.
Explanation: