名词解释题表观遗传变异（epigenetic variation）
名词解释题
表观遗传变异（epigenetic variation）
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相关考题：
For a given characteristic in a construction process, the standard deviation associated with production variation is 0.8", and the standard deviation associated with measurement variation is 0.6". The total standard deviation for this characteristic is:A . 1.4"B . 1.2".C . 1.0"D . 0.8"E . 0.2"
143 For a given characteristic in a construction process, the standard deviation associated with production variation is 0.8", and the standard deviation associated with measurement variation is 0.6". The total standard deviation for this characteristic is:A. 1.4"B. 1.2".C. 1.0"D. 0.8"E. 0.2"
表观遗传与传统遗传突变相比,具有以下特点,正确的是() A、表观遗传学是渐变的遗传过程而非突变的过程。表观遗传变异具有可逆性。B、表观遗传改变多发生在基因调控区(如启动子)C、遗传突变多发生在编码区内D、以上全是
The term sociolect is used for less drastic difference which is restricted to variation in pronunciation.()
The term geographical dialect is used for less drastic difference which is restricted to variation in pronunciation.()
The compass rose on a nautical chart indicates both variation and ______.A.deviationB.annual rate of variation changeC.precessionD.compass error
Compass error is equal to the ______.A.deviation minus variationB.variation plus compass courseC.combined variation and deviationD.difference between true and magnetic heading
How is variation indicated on a small-scale nautical chart?______.A.Magnetic compass tableB.Magnetic meridiansC.Isogonic linesD.Variation is not indicated on small-scale nautical charts
If a magnetic compass is not affected by any magnetic field other than the Earth’s which statement is TRUE?______.A.Compass error and variation are equalB.Compass north will be true northC.Variation will equal deviationD.There will be no compass error
Pitch variation is known as __________ when its patterns are imposed on sentences.A.intonationB.toneC.pronunciationD.voice
单选题The compass rose on a nautical chart indicates both variation and （）.AdeviationBannual rate of variation changeCprecessionDcompass error
问答题举例说明Epigenetic mutations（表观遗传突变）对癌症的作用。