Answer:
An oxygen atom is what is found on the periodic table. The Oxygen atom is made of 8 proton, 8 electrons and generally 8 neutrons.The oxygen molecule is made of two oxygen atoms that have formed a double bond with each other and share valence electrons.
Explanation:
Answer:
B. An idea supported by evidence.
A commensal bacterium does not infect its host, which is option D. Details about commensalism can be found below.
<h3>What is commensalism?</h3>
Commensalism is a kind of relationship that involves the sharing of the same environment by two organisms where one species benefits and the other is unaffected.
For example, barnacles on whales is a commensalistic relationship.
According to this question, a commensal bacterium will not affect or harm it's host by infect it neither will it benefit its host.
Learn more about commensalism at: brainly.com/question/14224704
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You can check your body temperature it is useful in medical field.
