21．DNA is a nucleic acid that contains genetic instructions

英语翻译A gene is a set of segments of nucleic acid that contain university is instructions that a wide variety of subjects a 英语翻译Critics also argue that commercial genetic testing is on 英语翻译A set of integers that is bounded from below contains a the brain contains over one hundred billion cells-that is a What I need is a book that contains the ABC of oil painting. 英语翻译Concrete is a mixture that contains cement,sand,gravel,w What is the probability that a bridge hand contains at least 英语翻译Australia is the only continent that contains one countr 英语翻译The hydrochloric acid employed in this invention is that 英语翻译如下：A product that contains,features,characteristics,comp 英语翻译a web page that contains periodic posts;corporate blogs