chromosomal principles of inheritance

chromosomal principles of inheritance test results indicated detectable amount of y-chromosomal dna materials were presented in the sampl Test results indicated NO detectable amount of Y-chromosomal DNA materlals were presented in the sample submitted是什么意思谢谢帮我翻译一下 英语翻译Applying New JIT—Toyota’s global production strategy:Epoch-making innovation of the work environment Abstract In order to strengthen management technology strategy,the author has recently developed a new management technology principl 英文生物遗传学题目一道While most chromosomal aberrations are likely to be detrimental ,some are important mechanism for evolution .Which of these are and why Be sure you define the different types of aberrations 英语翻译Analysis of position effects in transgenic plants.Position effectsinclude a variety of phenomena that can be investigated as follows.(a) The sequence of flanking plant DNA (diagonally-lined andcross-hatched regions) and chromosomal locati 原题是：Why do chromosomal abnormalities involving the sex chromosomes usually have less severe phenotypic effects than those involving the autosomes?为什么常染色体上的异常比性染色体上的有更严重的表型,请解释原理.我