作者bluemagpie (貞心相廷)
看板post-b.test
標題生物問題請教
時間Wed Jun 1 18:15:20 2011
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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1F:推 skypons:第二題,去甲基化,會讓染色體更疏鬆 06/01 19:09
2F:→ skypons:不要說高手啦…不然我回答的好心虛阿 06/01 19:09
3F:→ bluemagpie:謝謝我知道我哪裡搞混了 06/02 08:24