[生物] campbell習題
細胞遺傳學
1.At the end of telophase I of meiosisi and first cytokinesis ,
there are ________
(A)four haploid cells (B)two diploid cells
(C)four diploid cells (D)one haploid ovum and three polar bodies
(E)two haploid cells
ans(E)
Why?減數分裂末期一,答案不是應該是B嗎?希望好心人士相救,謝謝
DNA複製
2若一段DNA長度約30um,此DNA屬B型DNA,試問此段DNA含有多少bps?
ANS 88235bps
請問有人知道怎麼計算嘛?感激不盡
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