What is the process by which an organism develops from a single cell to a mature individual? 答案 B 解析 null 本题来源 题目:What is the process by which an organism develops from a single cell to a mature individual? 来源: 生物英语三试题及答案 收藏...
Other forms of life, however, are made of only a single cell, such as the many species of bacteria and protozoa. Cells, whether living on their own or as part of a multicellular organism, are usually too small to be seen without a light microscope. Cells share many common features, ...
The study of cells from its basic structure to the functions of every cell organelle is called Cell Biology. Robert Hooke was the first Biologist who discovered cells. All organisms are made up of cells. They may be made up of a single cell (unicellular), or many cells (multicellular). ...
What is the chromosome number found in humans cells after meiosis I is completed? What are replicated chromosomes? What is a set of chromosomes? Which cell would contain a single copy of each of the human body's 23 chromosomes? In humans, what is chromosome pair 23 called?
Nucleic acids (DNA and RNA) are important in the transmission of genetic traits from parents to offspring. This process is facilitated by genes, which are DNA sequences located on the chromosomes.Answer and Explanation: DNA is a double stranded polynucleotide polymer that comprises of long ...
So could it be that Earth really is unique? All living things on Earth are made of the same building blocks, long carbon-based molecules.所以地球真的是独一无二的吗？地球上所有的生物都有着相同的组成成分，即长碳基分子。Scientists now think that a large proportion of these molecules came from...
What structure in cells is made up of rRNA and proteins? What part of a cell makes ribosomes? What cell part contains an organism's genome? Where is DNA found in a cell? The process of making RNA from DNA is called what? Where are the proteins for a cell made?
Cells are the smallest units of living things that, by themselves, display all of the properties of life. In some cases this is literally necessary, because some organisms, such as bacteria, consist of only a single cell. Almost all of these organisms belong to the classification known as _...
If a biosimilar is a biologic, then what is a biologic? Biological products can include a wide range of products including: vaccines blood components gene therapy tissues proteins, likemonoclonal antibodiesand cell signaling proteins. Unlike most chemically-derived small-molecule drugs, biological produc...
DNA molecules are long — so long, in fact, that they can't fit into cells without the right packaging. To fit inside cells, DNA is coiled tightly to form structures calledchromosomes. Each chromosome contains a single DNA molecule, wrapped tightly around spool-like proteins called histones, ...