题目

多项填空题

Question at position 18 Match the syndrome to the cause.Prompt 1cri du chatAnswer for prompt 1 cri du chat[input]Prompt 2Triple X syndromeAnswer for prompt 2 Triple X syndrome[input]Prompt 3Down syndromeAnswer for prompt 3 Down syndrome[input]Prompt 4Turner syndromeAnswer for prompt 4 Turner syndrome[input]Prompt 5Klinefelter syndromeAnswer for prompt 5 Klinefelter syndrome[input]Possible answerstrisomy 21deletion on chromosome 5X0XXXXXY

选项

A.trisomy 21

B.deletion on chromosome 5

C.X0

D.XXX

E.XXY

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标准答案

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思路分析

Here is how each option maps to the prompts and why each choice is correct or not for that prompt. Prompt 1 (cri du chat): The characteristic chromosomal alteration associated with cri du chat is a deletion on chromosome 5. Among the options, 'deletion on chromosome 5' is the correct match for cri du chat, because the syndrome results from a partial deletion of the short arm of chromosome 5 (5p-). Option: trisomy 21 — this describes Down syndrome, not cri du chat, so it is incorrect for prompt 1. Option: deletion on chromosome 5 — this is the acc......Login to view full explanation

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