Answer:
B.) Duplication
Explanation:
A.) is incorrect because deletions involve the removal of one (or more) nucleotides during the DNA replication process.
B.) is correct because duplication involves duplicating a nucleotide (or more) of the DNA strand. This results in repeated genetic material.
C.) is incorrect because inversion involves a section of DNA bein removed and reattached backwards during DNA replication.
D.) is incorrect because translocation involves a section of a chromosome being removed and added to another chromosome.
The body systems that work together to protect the body from pathogens are the immune system and circulatory system.
<h3>What are body systems?</h3>
Body systems are groups of organs, tissues and cells that act to perform one or more specialized functions.
The immune system is an organ system that acts to protect the body against the entry of pathogenic organisms such as bacteria.
In conclusion, the body systems that work together to protect the body from pathogens are the immune system and circulatory system.
Learn more about the immune system here:
brainly.com/question/6612564
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The answer is 56 is the picture isn't clear
• a liver is transplanted from a donor to a recipient - adaptive immune response (via T killer cells or B cells)
• a person is injected with the typhoid vaccine-adaptive immune response (The immune response to vaccination may not be perceived as illness but still confers immune memory)
• swelling occurs around the area of a scratch-innate immune response (inflammation)
• a person has a high fever during a viral infection-innate immune response(includes substances called interferon and interleukin-1 which causes fever).
Lol it’s the first one :)