In the field of biotechnology, what is DNA? A. A type of protein B. A molecule that contains genetic information C. A kind of virus D. A chemical compound 相关知识点: 试题来源: 解析 B。DNA 是一种包含遗传信息的分子。选项 A 蛋白质错误;选项 C 病毒错误;选项 D 化合物不准确。
结果1 题目 In a science article, it mentioned “DNA is the basic unit of life.” What is “DNA” short for? Deoxyribonucleic acid 相关知识点: 试题来源: 解析 答案:Deoxyribonucleic acid。解析:“DNA”是 Deoxyribonucleic acid 的缩写,这是生物学中常见的缩写词。 反馈 收藏 ...
This is a basic biolog- ical principle in all species in which sexes exist, and there is an obvious need to explore the differentiation that the evolution of sex has afforded humans and their biology, but female and male sex-based research is not the same as gender-based research. The ...
RNA and DNA have some differences. Considering the following, what will not be found in DNA? A. adenine B. thymine C. uracil D. guanine DNA: Deoxyribonucleic acid is the genetic material of the cell that carries the genetic inform...
What two things are found in the nucleus of a eukaryotic cell? Karyotype Analysis: Karyotype Analysis is a potential diagnostic procedure that is performed to identify the presence of chromosomal abnormalities in terms of the form, number, structure, and dimensions in the given patient sampl...
课文回顾What is DNA?It's the 1.of life.Every living thing has its 3.DNA4.DNA except for some twins.DNA might be 5.in the future.DNA is 2.Every part of your body has 6.7. DNA.Your DNA 8.patterns from your parents' DNA. 相关知识点: 试题来源: 解析 1. blueprint 2. fantas...
discovered why we look the same as other people in our family.It is because of small things called "genes"(基因) in our body.In 1953,two scientists,Watson and Crick,found out that those small parts are really messages.They're written in the DNA with a special language.In 1961,another ...
What is found in biology is mechanisms, mechanisms built with chemical components and that are often modified by other, later mechanisms added to the earlier ones...Biologists must constantly keep in mind that what they see was not designed, but rather evolved. It might be thought, therefore,...
They had moved to the US.8.her test showed that she shares DNA with people in Chin a and Japan. Lizbeth Islas, 12, thought she might share DNA with native 9.. (American). Her grandparents are from Central America. But she found that she also shares DNA with people from10. (Africa...
What is found in RNA but not DNA? RNA Structure When you think about what makes us the way we are at a cellular level, DNA may be the first thing that comes to mind. Yet RNA is also incredibly important when looking at gene expression. ...