Answer:
Explanation:
1. Microbes play defense. The oodles of microbes that live on and inside us protect us from pathogens simply by taking up space
2. Microbes boost the immune system
3. Microbes protect us from auto-immune diseases.
4. Microbes keep us slim. Microbes play an important role in our body shape by helping us digest and ferment foods, as well as by producing chemicals that shape our metabolic rates.
5. Microbes detoxify and may even fight off stress.
A Mutation in one of an individual's somatic cells will not be passed onto the offspring.
C. because stimuli is how your body responds to something, and in this case, someone's heart rate increases WHEN their blood oxygen drop. Do you see how it responds? ;-)
The answer is D . Hope this helps ! (:
