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Mercy Jhansi Posted 12 years ago
Vocabulary
Fill in the blanks
Histocompatibility antigens that attack foreign tissue in the body cannot have been (i) _________ through evolution expressly to (ii) ____________ organ transplantation; on the contrary, they have been found to facilitate many essential biological functions.
Blank i
A. conserved
B. removed
C. expelled
Blank ii
D. promote
E. aid
F. foil
The answers are A and F. How? And i don't understand the sentence. What does the sentence say? What are histocompatibility antigens and what does foil mean in this context?
Blank i
A. conserved
B. removed
C. expelled
Blank ii
D. promote
E. aid
F. foil
The answers are A and F. How? And i don't understand the sentence. What does the sentence say? What are histocompatibility antigens and what does foil mean in this context?
Top answer
Antigens that attack foreign tissue cannot have been conserved through evolution to foil organ transplantation = The human body has evolved substances that cells use to destroy strange materials in the body, but this development was not for the purpose of rejecting organ transplants.
- Antigens that attack foreign tissue cannot have been conserved through evolution to foil organ transplantation = The human body has evolved substances that cells use to destroy strange materials in the body, but this development was not for the purpose of rejecting organ transplants.
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1 Answers
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Antigens that attack foreign tissue cannot have been conserved through evolution to foil organ transplantation = The human body has evolved substances that cells use to destroy strange materials in the body, but this development was not for the purpose of rejecting organ transplants.
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