等位基因 遗传基因属于DNA,等位基因是遗传基因的特殊情况,三者都带有遗传信息 反馈 收藏
Answer to: What is the relationship between DNA and chromosomes? By signing up, you'll get thousands of step-by-step solutions to your homework...
structure of Each DNA molecule is a long double helix that resembles a spiral staircase and contains millions of steps. These steps of the staircase have pairs of four types of molecules called bases (nucleotides). These bases are paired as follows- the base adenine (A) i...
试题来源: 解析 人和细菌在DNA的结构及特性方面是一致的,能使微生物发生突变的诱变剂必然也会作用于人的DNA,使其发生突变,最后造成癌变或其他不良的后果。化学药剂对细菌的诱变率与其对动物的致癌性成正比,超过85%的致癌物质对微生物有诱变作用,90%以上的非致癌物质对微生物没有诱变作用。
The relationship between DNA and intelligence is not a simple cause-and-effect relationship. While DNA plays a role in determining intelligence, it is not the only factor. Environmental factors, such as upbringing and education, also play a significant role. 需要根据原文信息判断作者对于DNA和智力关...
What is a DNA triplet? What is the relationship between DNA and proteins? Why is cytosine used in DNA instead of uracil? What are the components and structure of a DNA nucleotide? One strand of the DNA molecule runs 5' to 3'. The other strand runs 3' to 5'. This makes the two st...
第一步,找定位词:relationship between DNA and intelligence 第二步,段落定位。题目问及“关于DNA和智力之间的关系,作者说了什么”,根据定位词,定位至材料段第二句:At best there is a weak statistical association and not a causal link between DNA and intelligence. 第三步,对比选项和文章。B选项的not...
The amino acid sequence of a protein is very similar in two different species. What is the relationship between the amino acid sequence and the DNA of these two species?相关知识点: 试题来源: 解析 The amino acid sequence and DNA will both be similar because the DNA determines the amino acid...
Recently, the topic of the impact of technology has been brought into focus. According to a recent survey conducted by CCTV, a high proportion of 84.7 percent of people admitted that technology had great influence on their life ...
2. What does the author say about the relationship between DNA and intelligence? A.It is one of scientific certainty. B.It is not one of cause and effect. C.It is subject to interpretation of statistics. D.It is not fully examined by gene scientists.3. What do hereditarians need to ...