y-chromosome dna

基本解釋

Y chromosome fragment was found in the color-recovered skin' DNA.
皰皮組織DNA檢查有Y染色體特異性片段。
A chromosome called haplogroup E1b1b (Y-DNA) in their samples is rare in Germany and indeed Western Europe.
這種染色體在德國和西歐很少見，但是在摩洛哥的柏柏爾、阿爾及利亞、利比亞和突尼斯很常見。
edu.sina.com.cn
The team sequenced the same piece of DNA - 10,000,000 or so letters or 'nucleotides' from the Y chromosome - from two men separated by 13 generations, and counted the number of differences.
這個小組以相隔了13代的兩個男性為測試對象，在其Y染色體相同區(qū)域上選取長約10， 000， 000核苷酸片段進(jìn)行了測序，并計算了兩者之間的差異。