<code id="w3vj1"><delect id="w3vj1"><noframes id="w3vj1">

<rt id="w3vj1"><delect id="w3vj1"></delect></rt>

<menuitem id="w3vj1"><nobr id="w3vj1"></nobr></menuitem>

<rt id="w3vj1"><delect id="w3vj1"><noframes id="w3vj1">

<var id="w3vj1"><form id="w3vj1"></form></var>

<rt id="w3vj1"><delect id="w3vj1"></delect></rt>

<li id="w3vj1"><dl id="w3vj1"></dl></li>

<li id="w3vj1"><input id="w3vj1"><xmp id="w3vj1">

判斷題

將哺乳動(dòng)物來源的DNA加到由凋亡細(xì)胞制備的無細(xì)胞系統(tǒng)中，該DNA可斷裂成180～200bp的整數(shù)倍。

答案：錯(cuò)誤

你可能感興趣的試題

細(xì)胞衰老時(shí)，細(xì)胞膜的流動(dòng)性增強(qiáng)，所以不能耐受較強(qiáng)的機(jī)械作用。

答案：錯(cuò)誤

正常的人體胚胎來源的二倍體細(xì)胞在體外分裂存在最大分裂次數(shù)。

答案：正確

<code id="2mtnf"><delect id="2mtnf"><noframes id="2mtnf"><button id="2mtnf"><tbody id="2mtnf"></tbody></button>

<li id="2mtnf"><dl id="2mtnf"><xmp id="2mtnf">

<li id="2mtnf"><input id="2mtnf"><xmp id="2mtnf"><rt id="2mtnf"><form id="2mtnf"></form></rt>