<span>The right answer is "Genetic".
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</span><span>This is because genetic makeup determines the response of the immune system to certain diseases. That is, some people will be naturally more immune and tolerant to pathogens as compared to other people.
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</span><span>The genetic background refers to the biological basis that we inherited from our parents. His main area of study are genes; In the genes, it is found all the information of the structure of the cells that make up the body of a person. Variations in these genes are what determine the differences in living beings.
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I hope this information can help you.</span>
Track astronomical movements.
Answer:
a and c is the answer of this question
B. Western Indiana was periodically glaciated. (It’s why Indiana gets flatter the further north you go)
The Battles of Lexington and Concord are often seen as the opening battles of the Revolution. The first pitched battle would be Bunker Hill. Some historians also argue that the Boston Massacre were the opening shots of the Revolution. Men like Crispus Attucks are often seen as the first casualties of the war.