The answer is B, i'm pretty sure
Microorganisms that are found in the environment.
Https://quizlet.com/12149291/chapter-12-the-cardiovascular-system-3-flash-cards/
This website could help you a ton! ^
Dichotomous Key is an important tool in determining the identity of an organism and other objects in nature. Hopefully I helped :) Give me 5 stars and brainiest!!
Answer:
after getting exposed to it your are going to have it inside your body but you might notice the symptoms in a few hours/days
Explanation: