生物問題請教

[bluemagpie (貞心相廷)]

1.In one set of experiments using this procedure in Drosophila, she was readily
successful in increasing phosphorylation of amino acids adjacent to methylated amino acids
in histone tails. Which of the following results would she most likely see?
A) increased chromatin condensation
B) decreased chromatin condensation
C) abnormalities of mouse embryos
D) decreased binding of transcription factors
E) inactivation of the selected genes
Answer: B
這一題答案我想應該是沒問題
2.In one set of experiments she succeeded in decreasing methylation of histone
tails. Which of the following results would she most likely see?
A) increased chromatin condensation
B) decreased chromatin condensation
C) abnormalities of mouse embryos
D) decreased binding of transcription factors
E) inactivation of the selected genes
Answer: A
這一題答案是給A
可是老師有改答案成B
我想不透
能不能請高手說明
謝謝

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